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• 3D Volume
• Acoustic Calculators
• Add 30 days to a given date
• Add a number of days to a date
• Add hours and minutes to calculate total duration
• Add minutes to a specific time or timestamp
• Add multiple durations to compute a total time
• Add multiple time values to get a total
• Add or subtract days, months, or years
• Add or subtract polynomial expressions and simplify the result
• Add two binary numbers and show the sum
• Add two matrices with matching dimensions
• Add two or more fractions and simplify the result
• Add, subtract, multiply and divide time values
• Add, subtract, multiply, or divide imaginary numbers
• Adjust p-values for multiple comparisons using Bonferroni
• Adjust warfarin dose based on current INR and bleeding risk
• Algebra and Sequences
• Analytical Tools
• Apply Ohio state and local sales tax to a purchase
• Apply sum and difference identities to simplify expressions
• Apply the ugly duckling theorem to compare item similarity
• Approximate binomial probabilities using the normal distribution
• Arrange numbers from least to greatest
• Assess the likelihood of gout from symptoms
• Assess venous thromboembolism risk during pregnancy
• Assets and Liquidity
• Automatically replace closed eyes with open-eye frames
• Balance hydrocarbon combustion equations and compute product amounts
• Beverage Converters
• Break down ROE into component drivers
• Calculate 10 raised to a given exponent
• Calculate 10-year ASCVD risk from health inputs
• Calculate 10-year cardiovascular event risk from inputs
• Calculate 16:10 aspect ratio from width or height
• Calculate 2 raised to a specific exponent
• Calculate 3-bit even parity for a binary string
• Calculate 3D printing cost per part including material and time
• Calculate 5/3/1 training weights and percentages
• Calculate 555 astable resistor and capacitor values
• Calculate 70/20/10 split for my income
• Calculate a 90% confidence interval for a mean
• Calculate a 95% confidence interval for a sample mean
• Calculate a baby's precise age from birth date
• Calculate a bank's reserve ratio from deposits and reserves
• Calculate a BASDAI disease activity score from inputs
• Calculate a battery's internal resistance from measurements
• Calculate a bleeding-risk score from patient data
• Calculate a blended interest rate for multiple loans
• Calculate a boat's theoretical hull speed from waterline length
• Calculate a bond's credit spread and risk premium
• Calculate a bond's current yield from price and coupon
• Calculate a bowler's average from wickets and runs conceded
• Calculate a calibration curve from standards and sample data
• Calculate a car's center of mass from measurements
• Calculate a cat's age in human years
• Calculate a cat's body mass index
• Calculate a cat's due date from mating date
• Calculate a cat's wellness score with free calculator
• Calculate a character's hit points across levels and modifiers
• Calculate a child's blood pressure percentile
• Calculate a child's BMI percentile for age and sex
• Calculate a child's head circumference percentile quickly and accurately
• Calculate a child's height percentile by age and sex
• Calculate a circle's diameter from radius or circumference
• Calculate a circle's perimeter from radius or diameter
• Calculate a company's bankruptcy risk using a z-score model
• Calculate a company's debt-to-equity ratio instantly
• Calculate a company's EBITDA margin from financials
• Calculate a company's free float percentage from outstanding shares
• Calculate a company's levered free cash flow now
• Calculate a company's net debt using assets and liabilities
• Calculate a company's retention (plowback) ratio from net income and dividends
• Calculate a company's valuation from its financials
• Calculate a complementary angle from a given angle
• Calculate a cone's diameter from height and slant length
• Calculate a cone's height from radius and slant height
• Calculate a cone's slant height from radius and height
• Calculate a confidence interval for a sample mean
• Calculate a court filing deadline from a start date
• Calculate a date 45 days from a given date
• Calculate a dog's BMI using weight and height
• Calculate a dog's body mass index
• Calculate a dog's harness size from measurements
• Calculate a dog's health and care needs
• Calculate a dog's life expectancy from age and breed
• Calculate a dog's overall quality of life score
• Calculate a fuel-efficient Hohmann transfer between two circular orbits
• Calculate a goalie's goals-against average from game stats
• Calculate a goalie's save percentage from game stats
• Calculate a goalie's save percentage from total shots and saves
• Calculate a guinea pig's due date from breeding date
• Calculate a journal's impact factor quickly and accurately
• Calculate a linear combination solving a system of equations
• Calculate a logarithm value from given inputs
• Calculate a material's acoustic impedance from density and sound speed
• Calculate a material's bulk modulus from stress and strain
• Calculate a missing side length of a trapezoid
• Calculate a missing side of an isosceles triangle
• Calculate a missing side using the law of cosines
• Calculate a missing triangle angle from two angles
• Calculate a model's water use and energy consumption
• Calculate a monthly personal budget accurately and quickly
• Calculate a mutual fund's net asset value now
• Calculate a newborn's Apgar score for immediate assessment
• Calculate a number raised to a power
• Calculate a number raised to a rational exponent
• Calculate a number raised to any exponent
• Calculate a one-sample z-test statistic and p-value
• Calculate a paper's thickness from GSM and caliper
• Calculate a parcel's volumetric weight for accurate pricing
• Calculate a patient's albumin-to-creatinine ratio and stage CKD
• Calculate a patient's frailty index from clinical data
• Calculate a patient's Glasgow Coma Scale score
• Calculate a patient's modified early warning score now
• Calculate a patient's Morse Fall Scale score
• Calculate a patient's plasma volume from weight and hematocrit
• Calculate a patient's pressure-injury risk score
• Calculate a patient's risk of a major cardiac event
• Calculate a patient's risk score using screening tools
• Calculate a patient's sepsis probability from clinical inputs
• Calculate a patient's Tinetti mobility assessment score
• Calculate a percentage of an existing percentage
• Calculate a personalized circadian rhythm and sleep schedule
• Calculate a personalized gut microbiome health score
• Calculate a pitcher's earned run average from game stats
• Calculate a pitcher's WHIP from hits and walks
• Calculate a player's game score for basketball
• Calculate a player's on-base percentage using game stats
• Calculate a player's true shooting percentage from box-score stats
• Calculate a player's WAR value quickly and accurately
• Calculate a point estimate from sample data
• Calculate a portfolio's information ratio and assess risk-adjusted performance
• Calculate a post's engagement rate using likes, comments, shares
• Calculate a power of a base number
• Calculate a property's capitalization rate from income and value
• Calculate a protein's molecular weight from sequence
• Calculate a public figure's estimated annual tax bill
• Calculate a quarterback's passer rating from game stats
• Calculate a ratio from two given numbers
• Calculate a rectangle's diagonal from its width and height
• Calculate a rhombus area from diagonals or base and height
• Calculate a right triangle's hypotenuse from two sides
• Calculate a runner's VO2 max from test data
• Calculate a signal's duty cycle from waveform data
• Calculate a sphere's radius from volume, diameter, or area
• Calculate a stock's beta relative to a market index
• Calculate a stock's intrinsic value using the Graham method
• Calculate a stock's PEG ratio to assess growth-adjusted value
• Calculate a supplementary angle from given angle
• Calculate a t-test p-value for two samples
• Calculate a tool's combined functions and measurements
• Calculate a trapezoid's angle from base and leg lengths
• Calculate a triangle from two sides and a non-included angle (SSA)
• Calculate a triangle side using known sides and angle
• Calculate a triangle's area from three side lengths
• Calculate a triangle's side ratio from given angles
• Calculate a triangle's unknown angle using angle-sum theorem
• Calculate a U.S. home's estimated value for a past date
• Calculate a unit vector from given vector components
• Calculate a vehicle's GVWR for safe loading
• Calculate a wedding budget from guest count and priorities
• Calculate a z-score for a data point
• Calculate A-a gradient from arterial blood gas values
• Calculate A/B test significance and required sample size
• Calculate absolute change between two numeric values
• Calculate absolute eosinophil count from white blood cell count and percentage
• Calculate absolute humidity from temperature and relative humidity
• Calculate absolute lymphocyte count from WBC and lymphocyte percentage
• Calculate absolute neutrophil count from CBC values
• Calculate absolute neutrophil count without bands
• Calculate absolute reticulocyte count from patient lab values
• Calculate absolute uncertainty for a measured value
• Calculate absorbance or concentration using Beer-Lambert law
• Calculate ABV from volume and alcohol content
• Calculate AC wattage from voltage and current
• Calculate acceleration from net force and mass
• Calculate acceleration from velocity, displacement, or time inputs
• Calculate acceleration of a charged particle in an electric field
• Calculate acceptance probability from applicant and school data
• Calculate accounting profit for a period
• Calculate accumulated depreciation for a fixed asset
• Calculate accumulated sleep debt and recommended recovery hours
• Calculate acetaminophen dose for adults by weight
• Calculate acetaminophen toxicity using dose, weight, and time
• Calculate ACFT score from my event results
• Calculate acreage from width and length inputs
• Calculate acres per hour for a mower
• Calculate activation energy from rate constants and temperatures
• Calculate activation energy from temperature and rate data
• Calculate actual yield from given reactant quantities
• Calculate acute angles of a right triangle from sides
• Calculate additional funds needed for growth
• Calculate adjusted funds from operations quickly
• Calculate adjusted gross income quickly and accurately
• Calculate adjusted target for interrupted cricket matches
• Calculate adrenal lesion washout percentage to differentiate adenoma
• Calculate affordable rent from income and expenses
• Calculate after-tax jackpot payout for lump sum or annuity
• Calculate age from birthdate and current date
• Calculate age from birthdate to a chosen date
• Calculate age in weeks from birth date
• Calculate age in years from birth date
• Calculate age-adjusted D-dimer cutoff for patient
• Calculate agent commission with split percentages
• Calculate air changes per hour for a space
• Calculate air density for given temperature and pressure
• Calculate Air Force PT test score and points
• Calculate air fuel ratio (AFR) for engine tuning
• Calculate air mixing ratio from temperature and pressure
• Calculate air temperature at a specific altitude
• Calculate aircraft ground speed and wind correction angle
• Calculate albumin to globulin ratio from lab values
• Calculate albumin-adjusted serum calcium for a patient
• Calculate alcohol screening score from 3-item survey
• Calculate alcohol screening score from questionnaire responses
• Calculate all ellipse parameters from given inputs
• Calculate allele frequency from genotype counts
• Calculate allowable blood loss from patient weight and hematocrit
• Calculate allowable building area from lot size and FAR
• Calculate allowed quantum numbers for an electron in an atom
• Calculate alteplase dose for ischemic stroke
• Calculate alternative minimum tax owed for the year
• Calculate aluminum weight from dimensions and alloy type
• Calculate amount and eligibility for Cash Act 2020 payments
• Calculate amperage from watts and voltage
• Calculate amplitude modulation index from carrier and sideband
• Calculate an age-graded running score for a race
• Calculate an angle from a sine value (arcsine)
• Calculate an asset's current cash value after depreciation
• Calculate an asset's expected return using CAPM
• Calculate an atom's magnetic dipole moment
• Calculate an element's average atomic mass
• Calculate an exterior angle from given interior angles
• Calculate an individual's short-term and long-term kidney failure risk
• Calculate an individualized levothyroxine daily dose
• Calculate an infant's daily milk volume from weight and age
• Calculate an inscribed angle from given arc measures
• Calculate an intermediate value between two known points
• Calculate an isosceles trapezoid's area, height, and side lengths
• Calculate an object's angular momentum from rotation data
• Calculate an object's density from mass and volume
• Calculate an upper control limit for process data
• Calculate anaerobic threshold from heart rate or pace data
• Calculate and compare price per unit across items
• Calculate and simplify the ratio of three numbers
• Calculate angle cut length and bevel for joinery
• Calculate angle of depression from height and distance
• Calculate angle of incidence from incoming ray and surface normal
• Calculate angle of refraction from incidence angle and indices
• Calculate angle of repose for granular materials
• Calculate angles and segment lengths using circle theorems
• Calculate angular acceleration from angular velocity and time
• Calculate angular displacement from known angles or rotations
• Calculate angular frequency from period or frequency
• Calculate angular resolution for a lens or telescope
• Calculate angular velocity from angle and time
• Calculate anion gap from sodium, chloride, and bicarbonate
• Calculate ankle-brachial index using arm and ankle pressures
• Calculate annealing temperature using primer sequence and formula
• Calculate annual and lifetime dog ownership costs
• Calculate annual miles driven based on trips
• Calculate annual percentage yield for savings or investments
• Calculate annual salary from hourly wage and hours worked
• Calculate annuity future value with regular contributions
• Calculate aortic or mitral valve area with Gorlin formula
• Calculate aortic valve area from echocardiogram measurements
• Calculate APACHE II score from patient data
• Calculate ape index from wingspan and height
• Calculate aperture area from lens diameter and f-number
• Calculate APFT score from events and age
• Calculate API gravity from density or specific gravity
• Calculate apnea-hypopnea index from sleep data
• Calculate apparent, active, and reactive power for three-phase systems
• Calculate appendicitis risk with Alvarado score
• Calculate appliance wattage to estimate daily and monthly costs
• Calculate appropriate breaker size for a circuit
• Calculate appropriate turbo size for my engine
• Calculate APRI score from AST and platelet counts
• Calculate aquarium tank size, maintenance, and stocking needs
• Calculate aquarium volume from length, width, and height
• Calculate aquarium water parameters and dosing recommendations
• Calculate arc sagitta from radius and chord length
• Calculate area in square meters from dimensions
• Calculate area in square yards from length and width
• Calculate area moment of inertia for common shapes
• Calculate area of a circle in square feet
• Calculate area of a regular decagon from side length
• Calculate area of a regular polygon from side length
• Calculate area of a right trapezoid from bases and height
• Calculate area of a semicircle from radius or diameter
• Calculate area of an equilateral triangle from side length
• Calculate area of an irregular polygon from vertices
• Calculate area of an isosceles trapezoid
• Calculate area of an oblique triangle from two sides and included angle
• Calculate area of any quadrilateral from side and diagonal lengths
• Calculate area, perimeter, and diagonal of a square
• Calculate area, perimeter, and interior angles from given side lengths
• Calculate area, perimeter, and side length for a heptagon
• Calculate area, perimeter, and side lengths for an isosceles right triangle
• Calculate area, perimeter, inradius, and circumradius of an octagon
• Calculate arithmetic, geometric, or harmonic mean for data
• Calculate arrow front of center (FOC) percentage
• Calculate arrow speed for specific bow and arrow setup
• Calculate arterial age using calcium score and risk factors
• Calculate arterial blood pH using bicarbonate and PaCO2
• Calculate asphalt volume and weight for paving
• Calculate AST to ALT ratio from lab values
• Calculate atmospheric pressure at specific altitude
• Calculate atom economy to estimate reaction waste
• Calculate atomic mass from protons and neutrons
• Calculate attenuation in dB from voltage ratios
• Calculate audio file size from duration and bitrate
• Calculate Australian personal income tax for a year
• Calculate average blood sugar level from hemoglobin A1C
• Calculate average collection period from receivables and sales
• Calculate average cost per share after multiple purchases
• Calculate average cycle time from task timestamps
• Calculate average daily rate from revenue and occupied rooms
• Calculate average five-star rating from counts
• Calculate average fixed cost per unit
• Calculate average particle speed from temperature and mass
• Calculate average propensity to consume for households
• Calculate average roll for one or more dice
• Calculate average sex frequency by age and location
• Calculate average triathlon finish time from multiple results
• Calculate average variable cost per unit
• Calculate average years of service for employees
• Calculate AWG size from current and length
• Calculate bacterial population over time from initial count
• Calculate baker's percentage to scale recipe ingredients
• Calculate ballistic coefficient from mass, diameter, and velocity
• Calculate balloon payment amount from loan principal and terms
• Calculate balloon payment for partially amortized loan
• Calculate bank angle for road superelevation and curve design
• Calculate Barthel Index score using patient daily living abilities
• Calculate basal area for a tree or stand
• Calculate basal body temperature for ovulation prediction
• Calculate basal energy expenditure using weight, height, age, sex
• Calculate base angles given two equal sides
• Calculate base, lateral, and total area for a right square pyramid
• Calculate basic operations on two complex numbers
• Calculate bass-reflex port length for target tuning frequency
• Calculate battery capacity from voltage and amp-hours
• Calculate battery charge time from capacity and charging current
• Calculate batting average from hits and at-bats
• Calculate batting strike rate from runs and balls
• Calculate baud rate from bit timing and frame settings
• Calculate beam divergence from waist diameter and wavelength
• Calculate beam support reactions and bending moments
• Calculate beat frequency between two tones
• Calculate Beighton joint hypermobility score for assessment
• Calculate belt length between pulleys given pulley diameters and center distance
• Calculate belt size from waist or pants measurements
• Calculate bend allowance from material thickness and bend angle
• Calculate bending stress for a beam with given loads
• Calculate Berg balance test score from patient data
• Calculate Bessel function values for given order and argument
• Calculate best frame size for an artwork
• Calculate beta distribution probabilities from parameters
• Calculate bi-weekly mortgage payments to lower interest and pay faster
• Calculate bike gear ratios and gear inches
• Calculate bike speed from distance and time
• Calculate biking pace from distance and time
• Calculate BIMS score from patient responses
• Calculate biologically effective dose for treatment planning
• Calculate birdsmouth cut dimensions for a rafter
• Calculate birth year from age and current date
• Calculate Bishop score to evaluate labor readiness
• Calculate bitwise XOR of two values
• Calculate biweekly payment schedule and savings over loan term
• Calculate biweekly take-home pay from hourly or annual salary
• Calculate Black Friday savings for my shopping list
• Calculate black hole merger parameters and expected observational effects
• Calculate black hole temperature from mass
• Calculate bladder volume from ultrasound measurements
• Calculate blast radius for a given explosive and charge weight
• Calculate bleach to water dilution for target concentration
• Calculate blind rivet diameter and length for joint
• Calculate BMI for adult men and interpret results
• Calculate BMI for adult women using height and weight
• Calculate BMI for adults aged 65 and older
• Calculate BMI from height and weight
• Calculate BMI percentile for a teen based on age and sex
• Calculate BMI percentile for children by age and sex
• Calculate BMR using the Harris-Benedict equation
• Calculate BMR using the Katch-McArdle formula and lean body mass
• Calculate board feet from lumber dimensions
• Calculate board foot volume from dimensions
• Calculate board-and-batten quantities and spacing for walls
• Calculate boards, posts, and sections for board-on-board fence
• Calculate body adiposity index from height and hip circumference
• Calculate body composition metrics using standard formulas
• Calculate body fat percentage for army standards
• Calculate body fat percentage using BMI and measurements
• Calculate body fat percentage using circumference-based formula
• Calculate body fat percentage using skinfold measurements
• Calculate body mass index for my weight and height
• Calculate body roundness index from height and waist circumference
• Calculate body shape from bust, waist, and hips
• Calculate body shape index to assess mortality risk
• Calculate boiling point at given pressure and composition
• Calculate bolt circle diameter and hole positions
• Calculate Boltzmann factor between two energy states
• Calculate bond convexity to measure price curvature
• Calculate bond effective duration to assess interest-rate sensitivity
• Calculate bond equivalent yield from price and coupon
• Calculate bond order from molecular structure
• Calculate bond yield to maturity from price and coupon
• Calculate boost converter duty cycle and inductance
• Calculate bounce rate for pages or entire site
• Calculate bounds on number of positive real roots
• Calculate bowl segment volume from radius and height
• Calculate box internal dimensions and required board measurements
• Calculate boxplot upper and lower fence values
• Calculate bra size across US, UK, and EU
• Calculate Bragg's law diffraction angle from wavelength and spacing
• Calculate brake mean effective pressure (BMEP) from engine data
• Calculate brake specific fuel consumption from engine data
• Calculate Brewster angle for given refractive indices
• Calculate bridge rectifier output voltage and component needs
• Calculate Brinell hardness number from indentation diameter and load
• Calculate buck converter duty cycle and switching frequency
• Calculate budget splits with the 50/30/20 rule
• Calculate buffer capacity for acid-base solutions
• Calculate buffer pH from acid/base and concentrations
• Calculate bullet muzzle velocity from launch parameters
• Calculate bullet stability and optimal twist rate
• Calculate BUN-to-creatinine ratio from serum lab values and interpret results
• Calculate buoyant force for submerged objects
• Calculate buoyant force from object volume and fluid density
• Calculate buoyant force using object volume and fluid density
• Calculate burn rate using current cash and expenses
• Calculate buy now pay later growth and usage statistics
• Calculate cable characteristic impedance from geometry and material properties
• Calculate caffeine amount from selected drinks and servings
• Calculate CAGE score and interpret results
• Calculate California overtime and total pay
• Calculate call and put option profit or loss
• Calculate calorie surplus for targeted weight gain
• Calculate calories and activity to maintain weight during quarantine
• Calculate calories burned biking for a specific duration
• Calculate calories burned doing burpees now
• Calculate calories burned during a run by distance and pace
• Calculate calories burned during a triathlon by distance and intensity
• Calculate calories burned during a weight lifting session
• Calculate calories burned for an activity
• Calculate calories burned for an exercise session
• Calculate calories burned jumping rope by duration and intensity
• Calculate calories burned shoveling snow per hour
• Calculate calories for a homemade salad by ingredients
• Calculate calories for a Thanksgiving meal
• Calculate calories for one meal from ingredients
• Calculate camera field of view from sensor and focal length
• Calculate capacitance of a spherical capacitor from radii and dielectric
• Calculate capacitive dropper values for AC mains supplies
• Calculate capacitive reactance from capacitance and frequency
• Calculate capacitor charge time from resistor and capacitor values
• Calculate capacitor value from charge, voltage, or energy
• Calculate capillary pressure and liquid rise using Young-Laplace equation
• Calculate capital gains yield from purchase and sale prices
• Calculate carat weight from measurements and shape
• Calculate carbon dioxide emissions for a specific flight itinerary
• Calculate carbon equivalent to evaluate weldability risk
• Calculate carbon footprint for a cup of coffee
• Calculate carboplatin dose using Calvert formula
• Calculate cardiac index from cardiac output and body surface area
• Calculate cardiac output from Doppler echocardiography measurements
• Calculate cardiac output using heart rate and stroke volume
• Calculate Carnot heat engine efficiency from hot and cold temperatures
• Calculate carpet area and total installation cost
• Calculate carried interest distribution for fund partners
• Calculate cash conversion cycle to improve cash flow
• Calculate cash ratio to measure short-term liquidity
• Calculate cat quality of life score from symptoms
• Calculate catenary curve parameters from span and sag
• Calculate CBM from package dimensions and quantity
• Calculate cefdinir dose by weight and age
• Calculate cell doubling time from culture growth measurements
• Calculate cell potential from concentrations and temperature
• Calculate cement amount needed for concrete slab
• Calculate Centor score to estimate strep throat risk
• Calculate central angle from arc length and radius
• Calculate centrifugal force from mass, velocity, and radius
• Calculate centripetal force from mass, speed, and radius
• Calculate centripetal force, speed, period, and frequency
• Calculate centroid for triangle, polygon, or composite shape
• Calculate cephalexin dosage for a cat by weight
• Calculate cephalexin dosage for a dog by weight
• Calculate cerebral perfusion pressure from MAP and ICP
• Calculate CHA2DS2-VASc score to estimate stroke risk
• Calculate chain length for correct fit
• Calculate chance of achieving pregnancy from frozen eggs
• Calculate chance of experiencing a miraculous event
• Calculate chance of finding a compatible partner from personal inputs
• Calculate chance of losing a sock per wash
• Calculate change in boiling point from solute concentration
• Calculate character stats, timelines, or distances in Middle-earth
• Calculate charge carrier number density from given parameters
• Calculate charging cost from battery kWh and electricity price
• Calculate Charlson comorbidity index to estimate mortality risk
• Calculate cheapest combination of public transport tickets
• Calculate chemical oxygen demand for wastewater samples
• Calculate child's weight-for-age percentile for growth assessment
• Calculate cigarette butt counts and environmental impact
• Calculate cigarette pack-years from smoking history
• Calculate cigarettes per day from pack and frequency
• Calculate circle area from radius or diameter
• Calculate circle area, circumference, diameter, or radius
• Calculate circle circumference from radius or diameter
• Calculate circle radius from diameter or area
• Calculate circle radius, diameter, circumference, or area
• Calculate circle skirt radius and fabric requirements
• Calculate circumference and area from radius or diameter
• Calculate circumference from diameter or radius
• Calculate CIWA‑Ar score to assess alcohol withdrawal severity
• Calculate class width for grouped frequency data
• Calculate classification accuracy from confusion matrix counts
• Calculate click-through rate using clicks and impressions
• Calculate cloud base altitude from temperature and humidity
• Calculate CO2 supplementation needs for an indoor grow room
• Calculate coefficient of discharge from measured flow and geometry
• Calculate coefficient of performance for heat pumps
• Calculate coefficients for a polynomial regression curve
• Calculate coffee-to-water ratio for a brew batch
• Calculate coffee-to-water ratio for target brew strength
• Calculate coil spring rate, deflection, and required dimensions
• Calculate cold brew water-to-coffee ratio for desired strength
• Calculate college GPA from grades and credits
• Calculate collision force from vehicle mass and speed
• Calculate color contrast ratio for WCAG compliance
• Calculate combinations and permutations for given n and k
• Calculate combinations with repetition for n items and k selections
• Calculate combinations without repetition for a given set and size
• Calculate combined length from adjacent segment measures
• Calculate combined lump sum and SIP future value
• Calculate combined ratio to assess underwriting performance
• Calculate commission from sales amount and rate
• Calculate company working capital and liquidity position
• Calculate comparative advantage between two producers using opportunity costs
• Calculate compatibility score to prioritize dating matches
• Calculate compost needs and soil amendment rates
• Calculate compost volume needed for garden beds
• Calculate compound annual growth rate for an investment
• Calculate compound annual growth rate from start and end values
• Calculate compound interest for a principal, rate, and periods
• Calculate compressibility factor for non-ideal gas
• Calculate Compton wavelength from particle mass
• Calculate concentrate and water amounts for a given dilution
• Calculate conception date from a known due date
• Calculate conception date from ovulation or menstrual dates
• Calculate concrete needed to fill block cores
• Calculate concrete tube volume and required materials
• Calculate concrete volume and masonry material quantities
• Calculate concrete volume and premix bags for a column
• Calculate concrete volume and required material quantities
• Calculate concrete volume for a cylinder from diameter and height
• Calculate concrete volume needed for straight stairs
• Calculate conduction and convection heat transfer rates
• Calculate cone volume from radius and height
• Calculate cone volume, surface area, and lateral area
• Calculate confusion matrix and classification performance metrics
• Calculate conic section parameters from a given equation
• Calculate construction project costs, timelines, and resource needs
• Calculate consulting hourly or daily rate from target income
• Calculate consumer surplus from demand and price inputs
• Calculate contact lens power considering vertex distance
• Calculate continuity correction when approximating a binomial with a normal
• Calculate contractor bill rate from salary, overhead, and margin
• Calculate contribution margin for a product or service
• Calculate convolution between two signals and show formula
• Calculate coordinates of an ellipse's foci
• Calculate coordinates using triangulation from known points
• Calculate copper wire weight from dimensions and length
• Calculate coriolis force from speed, latitude, and direction
• Calculate correct DIN release setting for a skier
• Calculate correct rug size for a room
• Calculate corrected age for preterm infants
• Calculate corrected magnesium level from measured magnesium and albumin
• Calculate corrected QT interval from ECG readings
• Calculate corrected reticulocyte count from lab values
• Calculate cos 2 theta from a given angle
• Calculate cosine similarity between two vectors
• Calculate cosmological redshift from observed and emitted wavelengths
• Calculate cost and break-even for discount points
• Calculate cost of goods sold for a product
• Calculate cost per acquisition for marketing campaigns
• Calculate cost per click and cost per mille
• Calculate cost per minute from total price and duration
• Calculate countersink depth from screw size and material
• Calculate coupon rate from annual coupon and face value
• Calculate Cp and Cpk from sample measurements
• Calculate CPI inflation rate between two dates
• Calculate CPM from cost and impressions
• Calculate creatinine clearance from patient data
• Calculate credit utilization percentage from balances and credit limits
• Calculate critical buckling load for a column
• Calculate Crohn's disease activity index (CDAI) score
• Calculate crop factor from sensor and lens specs
• Calculate crop soil water deficit for scheduling irrigation
• Calculate cross exchange rate between two currencies
• Calculate cross price elasticity between two products
• Calculate cross product of two 3D vectors
• Calculate cross-price elasticity using formula and examples
• Calculate cross-sectional area for beams and shapes
• Calculate crossover frequencies and component values for speakers
• Calculate crosstalk between traces for signal integrity
• Calculate crosswind, headwind, and tailwind components
• Calculate crude protein percentage from sample measurements
• Calculate cryptocurrency mining emissions from hash rate and duration
• Calculate CSS aspect ratio from width and height
• Calculate cube density from weight and side length
• Calculate cube volume and surface area
• Calculate cubic feet for a box or container
• Calculate cubic inches of a cylinder from dimensions
• Calculate cubic regression coefficients for polynomial trend
• Calculate cubic unit cell dimensions from lattice parameters
• Calculate cubic yards needed for concrete pours
• Calculate cuboid volume and surface area from dimensions
• Calculate cumulative GPA from course grades and credits
• Calculate current from voltage and resistance
• Calculate current from wattage and voltage inputs
• Calculate current ratio using balance sheet values
• Calculate curtain panel dimensions for a specific window
• Calculate curtain width and drop for a window
• Calculate curvature difference between flat and round models
• Calculate custom dice roll probabilities and totals
• Calculate customer acquisition cost for a campaign
• Calculate customer churn rate for a time period
• Calculate customer lifetime value from subscription data
• Calculate customer retention rate from starting and ending customer counts
• Calculate cutoff frequency for RC low-pass filter
• Calculate Cyber Monday discounts and final price
• Calculate cycling cadence from sensor data
• Calculate cycling heart rate zones for training intensity
• Calculate cycling power in watts from speed, cadence and slope
• Calculate cycling power zones from test results
• Calculate cycloid parameters from given inputs
• Calculate cyclomatic complexity for a codebase
• Calculate cyclotron frequency from magnetic field and particle mass
• Calculate cylinder circumference using radius or diameter
• Calculate cylinder diameter from radius or circumference
• Calculate cylinder duration from flow rate and tank size
• Calculate cylinder height from volume and radius
• Calculate cylinder mass moment of inertia from dimensions and mass
• Calculate cylinder radius from volume and height
• Calculate cylinder volume in cubic yards
• Calculate cylinder volume in liters from radius and height
• Calculate daily added sugar from foods and beverages
• Calculate daily and hourly maintenance fluids for children
• Calculate daily benzo[a]pyrene intake from air and food
• Calculate daily calorie deficit and time to reach goal
• Calculate daily calorie intake for weight management
• Calculate daily calorie needs for a cat
• Calculate daily calorie needs for a dog
• Calculate daily calorie needs for a pet
• Calculate daily calorie needs while breastfeeding
• Calculate daily calories and macronutrient targets
• Calculate daily dog food portions by weight and activity
• Calculate daily feeding amounts by pet weight and age
• Calculate daily light integral for crop planning
• Calculate daily macronutrient targets for weight goals
• Calculate daily macros for weight loss or gain
• Calculate daily protein intake for my goals
• Calculate daily vitamin requirements for age and sex
• Calculate daily water needs by weight and activity
• Calculate DART rate from incident counts and hours
• Calculate date of birth from age or details
• Calculate daylight hours for a given location and date
• Calculate days inventory outstanding for a period
• Calculate days left until my vacation starts
• Calculate days payable outstanding to measure payment speed
• Calculate days remaining until the start of fall
• Calculate days sales outstanding using receivables and revenue figures
• Calculate days since conception from urine test result
• Calculate days until my next anniversary and suggest gifts
• Calculate days until my retirement date
• Calculate days, hours and minutes until New Year
• Calculate days, hours, and minutes between two dates
• Calculate days, hours, and minutes until next birthday
• Calculate days' supply needed for a refill
• Calculate DC conductor size for given current and length
• Calculate deadweight loss from a market distortion
• Calculate debt payoff order using highest interest first
• Calculate debt-to-asset ratio for a company
• Calculate Debye length from plasma temperature and density
• Calculate decagon side length, area, and perimeter
• Calculate decibel gain from input and output levels
• Calculate deciles to split dataset into ten groups
• Calculate decimeter conversions using formula and examples
• Calculate degree of operating leverage for a company
• Calculate degree of unsaturation from molecular formula
• Calculate dehydrated potato yield and drying time
• Calculate delay and reverb decay times for audio
• Calculate density altitude for takeoff and climb performance
• Calculate density from mass and volume
• Calculate density from mass and volume quickly
• Calculate density from measured buoyant force and submerged volume
• Calculate depth of field and hyperfocal distance for my camera and lens
• Calculate detention time for a treatment tank
• Calculate determinant, inverse, rank, and eigenvalues of a matrix
• Calculate dew point from temperature and humidity
• Calculate diamond carat weight from dimensions and shape
• Calculate diamond inheritance resolution for multiple superclass scenarios
• Calculate diamond weight from dimensions and shape
• Calculate difference between two numbers and show steps
• Calculate diffraction patterns for gratings and apertures
• Calculate diffusion coefficient from experimental measurements
• Calculate dilution factor from initial and final concentrations
• Calculate dilution factors and final concentrations
• Calculate dilution volume to reach a desired concentration
• Calculate diopter from focal length and units
• Calculate diphenhydramine dosage by weight and age
• Calculate dipole moment from point charges
• Calculate direct material price variance for inventory control
• Calculate directed line segment ratios between two points
• Calculate discharge over a broad-crested weir
• Calculate discounted cash flow valuation from projected cash flows
• Calculate displacement from harmonic wave equation given frequency and phase
• Calculate displacement from initial and final positions
• Calculate disposable income after taxes and essentials
• Calculate distance between two 2D points given coordinates
• Calculate distance between two latitude and longitude coordinates
• Calculate distance between two points on a plane
• Calculate distance to an object using binoculars
• Calculate distance to horizon from given height and units
• Calculate dividend payout ratio using earnings and dividends
• calculate dividend yield from share price and payout
• Calculate dividend yield using share price and annual dividend
• Calculate DNA concentration from A260 absorbance and dilution
• Calculate DNA copy number from concentration and volume
• Calculate dodecagon area, perimeter, angles, and side length
• Calculate downtime period from uptime percentage and period length
• Calculate drag force for a moving object
• Calculate drift velocity from current and carrier density
• Calculate drive time between two addresses
• Calculate drops per minute from volume and drop factor
• Calculate drug half-life from dose and concentration
• Calculate dry cure and wet brine ingredient amounts
• Calculate drywall area and number of sheets needed
• Calculate DSCR to determine debt service coverage
• Calculate DUDIT score from patient responses
• Calculate Duke Treadmill Score from exercise data
• Calculate duty cycle, peak currents, and inductor values
• Calculate earned value and project variances
• Calculate earnest money deposit amount for a home offer
• Calculate earnings from hours and hourly rate
• Calculate earnings per share from company net income and shares
• Calculate earthquake magnitude from seismic readings
• Calculate EASI score for eczema severity
• Calculate Easter Sunday for a specific year
• Calculate EBITDA from operating income and adjustments
• Calculate EBITDA multiple from enterprise value and EBITDA
• Calculate economic injury disaster loan amount and advance
• Calculate economic profit (EVA) from operating income and capital
• Calculate economic value added for a business
• Calculate effective annual rate from nominal rate and compounding
• Calculate effective annual yield from nominal rate and compounding
• Calculate effective corporate tax rate from financial statements
• Calculate effective dots per inch (eDPI) for mouse sensitivity
• Calculate effective field goal percentage for a player
• Calculate effective nuclear charge for an electron
• Calculate effective radiation dose for standard procedures
• Calculate eigenvalues and eigenvectors from a matrix
• Calculate EIRP from transmitter power and antenna gain
• Calculate elapsed time between start and end times
• Calculate elapsed time between two clock times
• Calculate elapsed time between two clock times including midnight
• Calculate elapsed time between two dates
• Calculate elapsed time between two timestamps
• Calculate elastic constants from stress-strain data
• Calculate elastic potential energy from spring constant and displacement
• Calculate electric motor torque from power and speed
• Calculate electric potential from multiple point charges and distances
• Calculate electrical mobility from charge and diffusion values
• Calculate electrical power from voltage and current
• Calculate electricity cost for a single appliance use
• Calculate electron speed from kinetic energy or accelerating voltage
• Calculate electronegativity using ionization energy and electron affinity
• Calculate element stiffness matrix for truss, beam, or frame
• Calculate element-wise product of matrices or vectors
• Calculate elevations along a vertical curve
• Calculate ellipse area from major and minor axes
• Calculate ellipse circumference from semi-major and semi-minor axes
• Calculate ellipse focus points from arch dimensions
• Calculate emissions from population, GDP, energy and carbon intensity
• Calculate emissions using the Kaya identity formula
• Calculate empirical and molecular formulas from combustion data
• Calculate employee absence percentage for a given period
• Calculate employee attrition rate from headcount and separations
• Calculate employee Bradford factor score for absence
• Calculate employee turnover rate for a date range
• Calculate employer cost for employees who smoke
• Calculate encounter difficulty and XP budget for a party
• Calculate end time by adding hours to a start time
• Calculate end time from start time and breaks
• Calculate ending inventory and cost of goods sold
• Calculate ending inventory value for a reporting period
• Calculate endurance training load and session targets
• Calculate energy from mass using E = mc²
• Calculate energy levels for a hydrogen-like atom
• Calculate energy released or absorbed during a phase change
• Calculate energy stored in a capacitor from voltage and capacitance
• Calculate energy stored in an inductor from current
• Calculate engine compression ratio from bore, stroke, and deck height
• Calculate engine displacement from bore and stroke
• Calculate engine horsepower increase from boost pressure
• Calculate enterprise value using market cap, debt, and cash
• Calculate enthalpy change for a chemical reaction
• Calculate entropy change from Gibbs free energy
• Calculate environment metrics quickly with a free online calculator
• Calculate enzyme activity in units per milliliter
• Calculate EPDS score to screen for postnatal depression
• Calculate epoxy resin needed for project
• Calculate Epworth Sleepiness Scale score for patient screening
• Calculate equation of a line from slope and y-intercept
• Calculate equilibrium constant from concentrations and stoichiometry
• Calculate equivalent capacitance for capacitors connected in series
• Calculate equivalent exposure value for given camera settings
• Calculate equivalent inductance for inductors connected in parallel
• Calculate equivalent inductance for inductors connected in series
• Calculate equivalent opioid dose across drugs and routes
• Calculate equivalent ratio from two numbers
• Calculate equivalent resistance for resistors in parallel
• Calculate equivalent resistance for resistors in series
• Calculate erg score from distance and time
• Calculate escape velocity from mass and radius
• Calculate estimated blood volume for newborns and infants
• Calculate estimated energy requirement using age, sex, height, weight, activity
• Calculate estimated glomerular filtration rate from creatinine
• Calculate estimated pandemic unemployment payment amount for my filing period
• Calculate estimated royalties from streaming plays
• Calculate estimated tax liability from income and deductions
• Calculate Euclidean distance between two points
• Calculate evaporation rate from open water using environmental inputs
• Calculate everyday arithmetic and general math results instantly
• Calculate exact 30-minute intervals and convert times
• Calculate exact age difference between two dates
• Calculate exact age in days between two dates
• Calculate exact age in days from birthdate
• Calculate exact age in hours and minutes
• Calculate exact age in months from birthdate
• Calculate exact age in years, months and days
• Calculate exact boiling time for desired yolk doneness
• Calculate exact boiling time for eggs by size and starting temperature
• Calculate exact hours between any two dates
• Calculate exact screen aspect ratio for resizing
• Calculate exact winning, tying, and losing hand odds
• Calculate exhaust pipe diameter from engine rpm and cylinder volume
• Calculate exit rate for a specific page or segment
• Calculate expansion ratio for a beam expander
• Calculate expected annual rent increase percentage
• Calculate expected calving date from breeding date
• Calculate expected conversion rate for a campaign
• Calculate expected due date after IVF embryo transfer
• Calculate expected Elo rating change after a match
• Calculate expected farrowing date from breeding date
• Calculate expected flight duration from battery, payload, and conditions
• Calculate expected hiking time for a trail
• Calculate expected immunity onset date after vaccination
• calculate expected interest earnings for a deposit amount
• Calculate expected kidding date from breeding or mating date
• Calculate expected lambing or delivery date
• Calculate expected monetary value to compare project alternatives
• Calculate expected profit from a carry trade using interest rates
• Calculate expected profit from a wind turbine
• Calculate expected real interest rate from nominal rate and inflation
• Calculate expected respiratory compensation using Winters formula
• Calculate expected return on an investment
• Calculate expected revenue from unit sales and pricing
• Calculate expected ROI from HR software
• Calculate expected serum sodium change after intervention
• Calculate expected utility for two-event decisions
• Calculate expected value for uncertain outcomes using probabilities
• Calculate expected value of a poker decision
• Calculate expected weight loss over time from current inputs
• Calculate expected yields per field and crop
• Calculate experimental relative frequency from observed data
• Calculate expiration date from manufacture or purchase date
• Calculate explosive yield in TNT equivalent units
• calculate exponential distribution probability for a given value
• Calculate exponential regression curve and parameters
• Calculate extra string length required to encircle an object
• Calculate F statistic to compare two variances
• Calculate fabric required for a pleated skirt
• Calculate fabric yardage needed for a sewing project
• Calculate fabric, batting and backing yardage
• Calculate fall time including quadratic air resistance
• Calculate falling object distance from time and gravity
• Calculate false positive paradox and positive predictive value
• Calculate false positive rate from sensitivity and prevalence
• Calculate fan airflow, pressure and power requirements
• Calculate Fatigue Severity Scale score from responses
• Calculate feed conversion ratio for a livestock batch
• Calculate feed conversion ratio using weight and feed data
• Calculate fees for a specific transaction amount and currency
• Calculate feline breeding dates and lifecycle milestones
• Calculate fence cost by material and length
• Calculate fence length, materials, and cost from land dimensions
• Calculate fence perimeter for a rectangular area
• Calculate fencing materials and installation costs for a property
• Calculate fertile window and ovulation dates for conception
• Calculate fetal anemia risk using middle cerebral artery values
• Calculate FEV1/FVC ratio from spirometry values
• Calculate Fibonacci number for a given index
• Calculate Fibonacci retracement levels from swing high and low
• Calculate fielding percentage using putouts, assists, and errors
• Calculate file download time from size and speed
• Calculate filter cutoff frequency from component values
• Calculate final amount using exponential growth formula
• Calculate final investment value at maturity
• Calculate final price after a percentage discount
• Calculate final price after percentage discount
• Calculate final price after three sequential discounts
• Calculate final price after two successive discounts
• Calculate final temperature when two objects reach equilibrium
• Calculate final velocity after elastic or inelastic collision
• Calculate final velocity using ideal rocket equation
• Calculate financial leverage ratio from balance sheet figures
• Calculate financial metrics using accounting formulas and calculators
• Calculate firearm recoil energy from projectile and firearm data
• Calculate first Fresnel zone clearance between antennas
• Calculate fish oil dose for a cat by weight
• Calculate Fisher's exact p-value for a 2×2 table
• Calculate fixed and variable costs with the high-low method
• Calculate fixed asset turnover ratio for my business
• Calculate fixed deposit maturity and total interest earned
• Calculate floor division of two integers
• Calculate Florida overtime pay for hourly employees
• Calculate flow rate from differential pressure
• Calculate fluid pressure, velocity, and elevation from inputs
• Calculate flywheel stored rotational energy from mass and speed
• Calculate focal length from lens parameters using equation
• Calculate focal length from object and image distances
• Calculate foot-pounds of energy from force and distance
• Calculate force between two point charges
• Calculate force from mass and acceleration
• Calculate forces and accelerations on an inclined plane
• Calculate formula amount by weight and age
• Calculate forward exchange rate and settlement amount
• Calculate forward premium from spot and forward rates
• Calculate forward rate from spot rates and maturities
• Calculate forward rate using interest rate parity
• Calculate fractional excretion of sodium (FENa) using lab results
• Calculate fractional excretion of urea using lab values
• Calculate frame size from rider height and inseam measurements
• Calculate free cash flow available to equity holders
• Calculate free cash flow from financial statements
• Calculate free cash flow to firm from company statements
• Calculate free fall velocity from height and time
• Calculate free space path loss for a line-of-sight link
• Calculate free testosterone and estimate bioavailable levels
• Calculate free-fall velocity and fall time from height
• Calculate freezing point depression from molality and Kf value
• Calculate freezing point depression given solute amount and solvent mass
• Calculate frequency bandwidth from upper and lower cutoffs
• Calculate frequency distribution for grouped or ungrouped data
• Calculate frequency from a given period
• Calculate frequency from wavelength and speed of light
• Calculate frequency from wavelength and wave speed
• Calculate fresh frozen plasma dose by patient weight
• Calculate fret positions for a given scale length
• Calculate friction coefficient from normal and friction forces
• Calculate friction force between object and surface
• Calculate friction force from coefficient and normal force
• Calculate friction loss for a specific pipe, flow rate, and material
• Calculate Froude number for given flow conditions
• Calculate fuel consumption for a trip or vehicle
• Calculate fuel cost for a road trip
• Calculate fuel mileage from distance and fuel used
• Calculate full electron configuration and valence electrons
• Calculate full years between two dates
• Calculate full-time equivalent employees for staffing and compliance
• Calculate funds from operations for a REIT portfolio
• Calculate future CD value with term and rate inputs
• Calculate future college costs using a 529 plan
• Calculate future payments from a deferred annuity
• Calculate future value and expected return on investment
• Calculate future value of 403b contributions
• Calculate future value of an investment
• Calculate future value with continuous compounding
• Calculate future value with regular contributions and compound interest
• Calculate g-force from acceleration and gravity values
• Calculate gabapentin dose based on weight and renal function
• Calculate GAD-7 anxiety severity score quickly
• Calculate galaxy distance from redshift using Hubble's Law
• Calculate gallons and total cost to paint a room
• Calculate gallons in a cylinder from radius and height
• Calculate gallons needed per square foot
• Calculate gallons per minute from volume and time
• Calculate gambrel roof dimensions from plan measurements
• Calculate gas density from mass and volume
• Calculate gas diffusion or effusion rate using Graham's law
• Calculate gas volume from amount and temperature
• Calculate GDP growth rate from previous and current GDP
• Calculate GDP per capita from total output and population
• Calculate gear pitch diameter and tolerances
• Calculate gear ratio from chainrings and sprockets
• Calculate gear ratio to reach target vehicle speed
• Calculate Gen Z online shopping statistics and benchmarks
• Calculate Gen Z online shopping statistics using sample formulas
• Calculate gender pay gap for a role or group
• Calculate general economic measures for diverse scenarios
• Calculate general physics values from my measurements quickly
• Calculate general weighted average from course grades
• Calculate generator power requirements for home appliances and equipment
• Calculate genotype and phenotype probabilities for trihybrid crosses
• Calculate geometric mean for a set of numbers
• Calculate Georgia overtime pay for hourly and salaried workers
• Calculate gestational age from crown-rump length
• Calculate gestational age from fundal height measurement
• Calculate gestational age from last menstrual period
• Calculate gestational age from mean sac diameter
• Calculate Gibbs free energy for a reaction
• Calculate Gibbs phase rule degrees of freedom
• Calculate gift of equity for down payment
• Calculate Gini coefficient from income or wealth data
• Calculate glass weight from dimensions and thickness
• Calculate glove size from hand measurements
• Calculate glucose infusion rate from weight and infusion details
• Calculate glycemic load for a specific food and serving
• Calculate gold melt value from weight and purity
• Calculate golden ratio from two segment lengths
• Calculate grain bin volume and bushel capacity
• Calculate grass seed amount for a given lawn size
• Calculate gratuity amount from bill and tip percentage
• Calculate gravel quantity and cost for a driveway
• Calculate gravel volume, weight, and cost for projects
• Calculate gravitational force between two masses given their separation
• Calculate greatest common factor and least common multiple
• Calculate gross margin return on inventory (GMROI)
• Calculate gross margin to evaluate product profitability
• Calculate gross rent multiplier from property price and annual rent
• Calculate ground sample distance for aerial imagery
• Calculate growing degree units between two dates
• Calculate GRP from impressions, reach, and frequency
• Calculate GST and QST amounts for purchases
• Calculate GTIN check digit for a barcode
• Calculate guinea pig due date from mating date
• Calculate hair diameter from laser diffraction measurements
• Calculate half marathon pace from goal finish time
• Calculate half-life from initial and remaining amounts
• Calculate half-square triangle cut and seam allowances for blocks
• Calculate half-wave dipole length for a given frequency
• Calculate ham cooking time by weight and temperature
• Calculate ham quantity per person for a meal
• Calculate Hamming distance between two equal-length strings
• Calculate hardness from calcium and magnesium concentrations
• Calculate harmonic mean from a list of numbers
• Calculate hCG level from test date and value
• Calculate health benefits from regular dog walks
• Calculate heart rate from ECG rhythm strip
• Calculate heart rate recovery after exercise
• Calculate heat capacity using mass and specific heat
• Calculate heat change using mass, specific heat, and temperature
• Calculate heat generated by electric current in a conductor
• Calculate heat released by combusting a compound
• Calculate heat required to raise a sample's temperature
• Calculate hedge ratio to balance portfolio exposure
• Calculate Heisenberg uncertainty from position and momentum
• Calculate helical coil inductance and physical dimensions
• Calculate Helmholtz resonator resonant frequency from cavity dimensions
• Calculate HELOC eligibility and borrowing limit
• Calculate hemisphere surface area from radius or diameter
• Calculate heptathlon points from event performances
• Calculate herd mortality rate from deaths and population
• Calculate Herfindahl-Hirschman index for an industry
• Calculate hexagon quilt piece sizes and layout
• Calculate high-pass filter cutoff frequency from resistor and capacitor values
• Calculate historical and projected EPS growth rate
• Calculate historical and projected revenue growth rates
• Calculate holding period return for an investment
• Calculate hollow cylinder volume from inner and outer radii
• Calculate HOMA-IR from fasting glucose and insulin values
• Calculate hoop house surface area and heater size
• Calculate hoop stress for thin-walled cylinders and spheres
• Calculate horizon distance from observer height
• Calculate horizontal range from speed and launch angle
• Calculate hot tub monthly electricity and heating cost
• Calculate hourly rate from annual salary
• Calculate hourly rate from monthly pay quickly
• Calculate hours and minutes between two specific times
• Calculate house cleaning estimate by home size and frequency
• Calculate how a $50 Black Friday haul compares across generations
• Calculate how a discount affects profit margin
• Calculate how addiction affects life expectancy
• Calculate how Brexit affected trade and GDP
• Calculate how current divides across parallel resistor networks
• Calculate how expensive a beach destination will be
• Calculate how far a car will jump
• Calculate how far your vehicle can travel
• Calculate how fees reduce your investment returns
• Calculate how healthy my coffee is
• Calculate how hot it feels using temperature and humidity
• Calculate how long an animation will take to render
• Calculate how long my battery will power a device
• Calculate how long savings will last with withdrawals
• Calculate how long to pay off credit card
• Calculate how many blocks are needed to build a pyramid
• Calculate how many calories I should get from fat
• Calculate how many creatures you can evolve with candy
• Calculate how many days are left until Christmas
• Calculate how many days cash can cover operating expenses
• Calculate how many days until a specific date
• Calculate how many diapers you need per month
• Calculate how many episodes fit in available time
• Calculate how many events occur every second worldwide
• Calculate how many grow lights and bulbs I need
• Calculate how many helium balloons to lift an object
• Calculate how many items fit in a container
• Calculate how many masks my household needs
• Calculate how many off days I have in a period
• Calculate how many packages fit on a pallet
• Calculate how many pizzas I need for my event
• Calculate how many times one coin rotates around another
• Calculate how much beer to buy for a beer pong tournament
• Calculate how much car I can afford monthly
• Calculate how much child tax credit you'll receive
• Calculate how much chocolate is toxic to a dog
• Calculate how much coffee I should drink per day
• Calculate how much fertilizer your lawn needs
• Calculate how much filling my bean bag needs
• Calculate how much fire glass I need
• Calculate how much guaranteed monthly income a lump sum buys
• Calculate how much I spend on cigarettes
• Calculate how much line a reel will hold
• Calculate how much my birth control will cost
• Calculate how much raw food my dog needs
• Calculate how much revenue an extra unit generates
• Calculate how much sod I need for my lawn
• Calculate how much sunscreen I need for a day outside
• Calculate how much to save each month
• Calculate how much to save for a goal
• Calculate how much to save monthly to reach a goal
• Calculate how much you can buy on margin
• Calculate how my health improves over time
• Calculate how new U.S. tariffs affect product prices
• Calculate how soon I can retire early
• Calculate how sound level decreases with distance
• Calculate Hubble parameter from observed redshift and distance
• Calculate hull speed from power and displacement
• Calculate humidity, dew point, and enthalpy for moist air
• Calculate hydraulic gradient from head and distance
• Calculate hydraulic jump parameters from flow depth and velocity
• Calculate hydraulic pressure from force and piston area
• Calculate hydraulic retention time for a treatment unit
• Calculate hydroelectric power from flow, head, and efficiency
• Calculate hydrogen ion concentration from pH
• Calculate hydrogen-like atom spectral line wavelengths
• Calculate hydrostatic pressure at a depth
• Calculate hydroxychloroquine dose for adult patients
• Calculate hyperbolic cosine for a given value
• Calculate hyperbolic sine, cosine, and tangent values for inputs
• Calculate hyperfocal distance for maximum sharpness
• Calculate hypotenuse from legs in isosceles right triangle
• Calculate ideal bedtime based on desired wake time
• Calculate ideal bedtimes based on 90-minute cycles
• Calculate ideal blanket weight based on your body weight
• Calculate ideal gas density from pressure and temperature
• Calculate ideal hammock hang height and sag
• Calculate ideal mirror size for bathroom layout
• Calculate ideal transformer primary and secondary voltages
• Calculate ideal tree size and placement for a room
• Calculate ideal TV size from viewing distance
• Calculate ideal weight from height and sex
• Calculate if a margin call will occur
• Calculate if I'm gaining too much weight during pregnancy
• Calculate if my blood pressure is within a healthy range
• Calculate Illinois overtime pay for hourly employees
• Calculate image aspect ratio for specific dimensions
• Calculate image resolution scale from pixels and dimensions
• Calculate immersed weight of an object in a liquid
• Calculate impact energy for Izod and Charpy tests
• Calculate impact energy from mass and velocity
• Calculate impact of making extra mortgage payments
• Calculate implied probability from decimal or fractional odds
• Calculate impulse from applied force and contact time
• Calculate income elasticity of demand using quantity and income changes
• Calculate index of refraction from wavelength and medium
• Calculate individual diet-related mortality risk score
• Calculate individual metabolic syndrome risk from clinical measurements
• Calculate indoor CO2 concentration from occupants, room size, and ventilation
• Calculate induced electromotive force using Faraday's law
• Calculate inductive reactance from frequency and inductance
• Calculate infant acetaminophen dose by weight and age
• Calculate infection risk with and without a mask
• Calculate infection spread after lifting lockdown measures
• Calculate infection, recovery, and reproduction numbers
• Calculate inflation-adjusted rate of return for an investment
• Calculate inflation-adjusted real interest rate for investment
• Calculate inflation's impact on my money over time
• Calculate infusion rate to correct serum sodium safely
• Calculate initial startup costs and capital needs
• Calculate injury severity score for trauma patients
• Calculate INR value to guide anticoagulation dosing
• Calculate insertion loss of a two-port network
• Calculate interest charges for a credit card balance
• Calculate interest coverage ratio to assess interest payment capacity
• Calculate interest for different loan amounts and terms
• Calculate interest savings from making extra monthly payments
• Calculate interest-only mortgage payments and interest due
• Calculate interior and exterior angles for any polygon
• Calculate interior car temperature rise over time
• Calculate interplanar distance from miller indices
• Calculate interquartile range from a list of numbers
• Calculate intersection coordinates from two line equations
• Calculate interval and total duration for time-lapse capture
• Calculate intrinsic carrier concentration from temperature and bandgap
• Calculate intrinsic stock value using the dividend discount model
• Calculate inventory turnover ratio for a specific period
• Calculate inventory value using the LIFO method
• Calculate inverse cosine (arccos) for a numeric value
• Calculate inverse tangent to find an angle from ratio
• Calculate inversion notes and voicing positions for any chord
• Calculate inverting buck-boost converter duty cycle
• Calculate investment mechanics and expected returns instantly
• Calculate ionic strength from molar concentrations and charges
• Calculate IRA contribution and tax impact
• Calculate irrigation water demand by crop and area
• Calculate isentropic flow properties from Mach number and temperature
• Calculate isotretinoin daily and cumulative dose
• Calculate IV drip rate using volume, time, and drop factor
• Calculate IV flow rate from volume and time
• Calculate IV fluid using Parkland formula for burn patients
• Calculate IVIG dose by patient weight and indication
• Calculate J-pole dimensions and feedpoint for frequency
• Calculate jacket size from chest and height
• Calculate Jensen's alpha for a portfolio
• calculate joint probability for two or more events
• Calculate journalist formula using article metrics
• Calculate k-factor and bend allowance for sheet metal
• Calculate keto macros for weight loss goals
• Calculate key signature to identify key and accidentals
• Calculate keystrokes per hour from typing sample
• Calculate kill/death ratio from gameplay stats
• Calculate kinematic viscosity of air at given conditions
• Calculate kinetic energy from mass and velocity using relativity
• Calculate kinetic energy of a fired bullet
• Calculate kinetic energy of a pendulum by speed and mass
• Calculate kite area from diagonals or side lengths
• Calculate Knudsen number from gas properties and conditions
• Calculate Kt/V to estimate dialysis adequacy
• Calculate kVA from voltage and current
• Calculate L-network component values for given source and load impedances
• Calculate labor force participation rate from population and labor counts
• Calculate labor productivity per employee quickly and accurately
• Calculate Langmuir isotherm adsorption parameters from data
• Calculate largest square that fits inside a circle
• Calculate laser beam spot size for given optics
• Calculate laser linewidth from frequency noise and bandwidth
• Calculate lateral area from radius and slant height
• Calculate lateral area of a trapezoidal prism
• Calculate lattice energy from ionic charges and interionic distance
• Calculate LC filter resonance and cutoff frequency
• Calculate LC resonant frequency from L and C values
• Calculate LDL cholesterol using Friedewald equation
• Calculate lean body mass from height and weight
• Calculate left ventricular mass index from echocardiogram data
• Calculate length of tangent from a point to a circle
• Calculate lens magnification from object and image distances
• Calculate Lerner index for a firm or industry
• Calculate lever mechanical advantage and required forces
• Calculate LFSR output sequence from seed and taps
• Calculate LIFO ending inventory and COGS
• Calculate lift coefficient from wing geometry and flight conditions
• Calculate likely baby blood type from parents' blood types
• Calculate likely number of alien civilizations using Drake variables
• Calculate Lille score to predict 6-month survival
• Calculate limestone volume and weight for projects
• Calculate linear and area scale factors for two rectangles
• Calculate linear inches for packaging dimensions
• Calculate linear momentum from mass and velocity
• Calculate linear or volumetric expansion from temperature change
• Calculate linear regression coefficients from paired data
• Calculate liquid ethylene density for given temperature and pressure
• Calculate liquid flow rate through an orifice
• Calculate listening time at a specific playback speed
• Calculate liver fibrosis risk using lab values
• Calculate llama gestation and estimate expected delivery date
• Calculate local magnetic declination for compass correction
• Calculate local sidereal time for a given date and location
• Calculate log reduction to measure disinfection effectiveness
• Calculate log weight from diameter and length
• Calculate logarithmic mean temperature difference for heat exchangers
• Calculate logical and arithmetic bit shifts for integers
• Calculate logical OR across two or more values
• Calculate long-term care costs based on age and location
• Calculate loss given default (LGD) for a company
• Calculate loss ratio for insurance claims portfolio
• Calculate lubricant cost per ride including consumption and price
• Calculate lumber weight from dimensions and species
• Calculate lung capacity from measured lung volumes
• Calculate lung nodule growth rate and volume doubling time
• Calculate luteal phase length from period dates
• Calculate M1 and M2 money supply from values
• Calculate Mach number from object speed and speed of sound
• Calculate Maddrey's discriminant function to assess mortality risk
• Calculate magnetic dipole moment for loop or solenoid
• Calculate magnetic field around a straight current-carrying wire
• Calculate magnetic force on a current-carrying wire
• Calculate magnetic permeability from measured inductance and geometry
• Calculate magnetization from Curie's law given temperature and susceptibility
• Calculate magnitude and direction of a point charge's electric field
• Calculate magnitude and phase of RLC impedance from component values
• Calculate magnus force from spin rate and velocity
• Calculate Manhattan distance between two points in n-dimensional space
• Calculate marathon pace from finish time
• Calculate margin and VAT from cost and price
• Calculate margin from cost or sale price
• Calculate margin interest for a leveraged position
• Calculate margin of error for a survey sample
• Calculate margin of error for two independent samples
• Calculate margin-based sales tax for a transaction
• Calculate marginal cost from production and cost data
• Calculate marginal propensity to consume from income and spending
• Calculate marginal propensity to save from income data
• Calculate market capitalization from shares outstanding and price
• Calculate market value added for a company
• Calculate market value for a property
• Calculate markup or margin from cost and price
• Calculate mashed potatoes per person for a gathering
• Calculate mass deposited from current and time
• Calculate mass percent from component masses
• Calculate material quantities for foundations, walls, and slabs
• Calculate material quantities from project dimensions and plans
• Calculate material quantity and total cost for a room
• Calculate material removal rate for turning, milling, and drilling
• Calculate material thermal conductivity from input properties
• Calculate materials and dimensions for a French drain
• Calculate materials and linear feet for a privacy fence
• Calculate materials and total cost for livestock fencing
• Calculate materials, length, and cost for a fence
• Calculate Matthews correlation coefficient for binary predictions
• Calculate maximum allowable local anesthetic for a patient
• Calculate maximum beam deflection under given loads
• Calculate maximum current capacity for a PCB trace
• Calculate maximum drawdown from historical returns
• Calculate maximum home price based on income and debts
• Calculate maximum in-flight data for given bandwidth and delay
• Calculate maximum lidocaine dose based on patient weight
• Calculate McNemar's test statistic and p-value from paired counts
• Calculate mealtime insulin dose from carbs and blood sugar
• Calculate mean airway pressure from ventilator settings
• Calculate mean arterial pressure from systolic and diastolic readings
• Calculate mean squared error for a dataset
• Calculate mean, median, and mode for a dataset
• Calculate mean, median, mode and measures of spread
• Calculate mean, median, mode, and standard deviation
• Calculate mechanical advantage for simple machines
• Calculate median wage gap between demographic groups in US
• Calculate melatonin dose for a cat by weight
• Calculate MELD score to prioritize transplant waitlist
• Calculate meloxicam dose for a dog by weight
• Calculate Mentzer index to distinguish iron deficiency from thalassemia
• Calculate MET minutes per week from activity types
• Calculate metal weight from dimensions and density
• Calculate metric bolt thread dimensions from specifications
• Calculate METs from Bruce protocol stage or treadmill duration
• Calculate mileage reimbursement for business trips
• Calculate minimum shaft diameter from torque and material
• Calculate minimum transformer kVA for a given load
• Calculate minutes between two clock times
• Calculate missing interior and exterior angles from given values
• Calculate missing kinematic variable using suvat equations
• Calculate missing rectangle side from area and known side
• Calculate missing side lengths from one known side
• Calculate missing side lengths using triangle similarity
• Calculate missing side or angle from given values
• Calculate missing side or angle from two known values
• Calculate missing sides and angles for oblique triangles
• Calculate missing sides and angles from two known values
• Calculate missing sides in similar right triangles
• Calculate Missouri sales tax for a purchase
• Calculate miter angles from two meeting board dimensions
• Calculate mitral regurgitation effective regurgitant orifice area
• Calculate mitral regurgitation severity using PISA
• Calculate mitral valve area from Doppler measurements
• Calculate mixed air properties from multiple air streams
• Calculate mixed air temperature from two air streams
• Calculate mixed liquor volatile suspended solids for aeration basins
• Calculate modified internal rate of return for a project
• Calculate moisture content from wet and dry weight
• Calculate molality from solute moles and solvent mass
• Calculate molar mass for any element or compound
• Calculate molar mass from a chemical formula step by step
• Calculate molar ratio from reactant amounts
• Calculate molarity from solute moles and solution volume
• Calculate molarity, mass, concentration, and conversions quickly
• Calculate molecular SO2 concentration from wine parameters
• Calculate molecular weight from chemical formula
• Calculate money factor from monthly lease payment
• Calculate money multiplier from reserve ratio and currency ratio
• Calculate month-over-month percentage change between two values
• Calculate monthly ad revenue from website pageviews
• Calculate monthly and per-use electricity cost for appliances
• Calculate monthly annuity payments from a lump sum
• Calculate monthly auto loan payments from amount, rate, and term
• Calculate monthly contributions to reach a target amount
• Calculate monthly credit card payments and payoff timeline
• Calculate monthly data use based on devices and activities
• Calculate monthly discretionary income from earnings and expenses
• Calculate monthly EMI for loan amount, rate, and tenure
• Calculate monthly housing loan payments and amortization schedule
• Calculate monthly income from a government savings scheme
• Calculate monthly land loan payments based on interest rate and term
• Calculate monthly lease payments and total cost
• Calculate monthly mortgage payments and amortization schedules
• Calculate monthly mortgage payments for different terms
• Calculate monthly payment and APR from loan details
• Calculate monthly payment and total interest cost
• Calculate monthly payment and total interest for a loan
• Calculate monthly payment and total interest over loan term
• Calculate monthly payment for a loan
• Calculate monthly payment for a student loan
• Calculate monthly payments and total interest for a loan
• Calculate monthly systematic withdrawal amount for retirement income
• Calculate monthly take-home pay from salary and deductions
• Calculate moon phase for a specific date
• Calculate morphine milligram equivalents for an opioid dose
• Calculate mortality rate from deaths and population
• Calculate mortality risk for acute coronary syndrome
• Calculate mortar mix and quantity for wall construction
• Calculate mortgage payments and loan affordability quickly
• Calculate mortgage payoff schedule and remaining balance
• Calculate MOSFET threshold voltage from device parameters
• Calculate moving average for a numeric data series
• Calculate mulch needed for a planting area
• Calculate multiple lifestyle metrics quickly and accurately
• Calculate multiplicative inverse modulo a given modulus
• Calculate my age in seconds from birthdate
• Calculate my annual zakat payable from assets and income
• Calculate my baby's weight and length percentiles by age
• Calculate my blood alcohol concentration from drinks
• Calculate my body frame size from height and wrist
• Calculate my car's current market value
• Calculate my car's miles per gallon now
• Calculate my cat's quality of life score
• Calculate my company's total recordable incident rate (TRIR)
• Calculate my company's weighted average cost of capital
• Calculate my credit card minimum monthly payment
• Calculate my current COVID-19 infection risk
• Calculate my current happiness score from questionnaire responses
• Calculate my current net worth quickly and accurately
• Calculate my current reading speed and pace
• Calculate my daily calorie needs to reach a weight goal
• Calculate my daily micronutrient requirements and compare to DRIs
• Calculate my daily recommended nutrient and vitamin targets
• Calculate my dog's BMI and ideal weight
• Calculate my dog's due date from breeding or mating date
• Calculate my dog's next heat cycle dates
• Calculate my dress size from bust waist hip measurements
• Calculate my English proficiency test score from raw results
• Calculate my estimated due date from last menstrual period
• Calculate my fat-free mass index from inputs
• Calculate my hat size from head measurement
• Calculate my HIV risk score for Denver
• Calculate my ideal draw length for accurate shooting
• Calculate my ideal sleep duration and quality
• Calculate my jeans size from measurements
• Calculate my LDL to HDL cholesterol ratio and interpretation
• Calculate my lung cancer risk as a smoker
• Calculate my maximum heart rate for training
• Calculate my meat consumption's environmental footprint
• Calculate my monthly salary tax in the Philippines
• Calculate my mortgage prepayment penalty for early payoff
• Calculate my Navy PRT score from event results
• Calculate my overtime pay for a pay period
• Calculate my ovulation and fertile window dates
• Calculate my personal plastic footprint and set goals
• Calculate my second stimulus check amount
• Calculate my semester grade from scores and weights
• Calculate my stride length from steps and distance
• Calculate my target heart rate using Karvonen formula
• Calculate my target heart rate zones for exercise
• Calculate my vaccination queue position in Scotland
• Calculate my VO2 max from test data
• Calculate myocardial workload from heart rate and blood pressure
• Calculate n-th triangular number and show steps
• Calculate naproxen dose by age and weight
• Calculate national insurance contributions for UK earnings
• Calculate necrotizing fasciitis risk using lab results
• Calculate NEDOCS score from patient and ED data
• Calculate NEDOCS score to evaluate ED overcrowding now
• Calculate negative base-10 logarithm of a number
• Calculate negative binomial distribution probability for a specified number of successes
• Calculate neonatal abstinence syndrome score from exam findings
• Calculate net carbs for a meal or recipe
• Calculate net electric flux through a closed surface
• Calculate net income from gross pay and deductions
• Calculate net operating assets from financial statements
• Calculate net operating income for an investment property
• Calculate net operating working capital quickly
• Calculate net pay from gross income and deductions
• Calculate net positive suction head required for a pump
• Calculate net present value for an investment
• Calculate net profit from revenue and expenses
• Calculate net profit margin from income and expenses
• Calculate net promoter score from customer survey responses
• Calculate net salary after income tax and deductions
• Calculate net stable funding ratio for a bank
• Calculate neutrophil to lymphocyte ratio from blood counts
• Calculate new gas volume from temperature change at constant pressure
• Calculate new salary after a percentage raise
• Calculate New York overtime pay for hourly employees
• Calculate newborn birthweight percentile for age and sex
• Calculate newborn hyperbilirubinemia risk using bilirubin level and age
• Calculate nicotine dependence score using Fagerstrom questions
• Calculate night sky brightness to demonstrate Olbers' paradox
• Calculate NIH stroke scale score from patient exam
• Calculate NMFC freight class for a shipment
• Calculate noise figure from input and output SNR
• Calculate nominal rate from real rate and inflation
• Calculate NOPAT from income statement and tax rate
• Calculate nor gate output from boolean inputs
• Calculate normal distribution probabilities and z-scores
• Calculate normal force on flat or inclined surfaces
• Calculate nth roots of complex numbers
• Calculate NTU effectiveness for a heat exchanger
• Calculate nuchal translucency value from fetal measurements
• Calculate number needed to treat from study data
• Calculate number of balloons needed for an arch
• Calculate number of balusters needed for a railing
• Calculate number of bricks needed for a wall
• Calculate number of combinations selecting k from n
• Calculate number of days between two dates
• Calculate number of days between two specific dates
• Calculate number of days remaining until a date
• Calculate number of days until next June
• Calculate number of days, months, and years between two dates
• Calculate number of excess electrons from net charge
• Calculate number of months between two dates
• Calculate number of ordered arrangements with repeated items
• Calculate number of panels needed for a round pen
• Calculate number of pavers needed for a patio area
• Calculate number of permutations for a set
• Calculate number of pickets, posts, and rails needed
• Calculate number of possible combinations for given n and k
• Calculate number of possible password combinations
• Calculate number of tennis balls needed for an event
• Calculate number of vinyl fence panels, posts, and rails needed
• Calculate number of working days between two dates
• Calculate Nusselt number from flow and geometry
• Calculate nutrient content for a chocolate bar or serving
• Calculate nutrition needs from basic assessment data
• Calculate object temperature from peak wavelength
• Calculate oblique shock wave properties from upstream conditions
• Calculate observed frequency given source and observer speeds
• Calculate observed length of moving objects at relativistic speeds
• Calculate observed pole length and door closure timing
• Calculate obstructive sleep apnea risk using STOP‑Bang questionnaire
• Calculate occupancy rate for a property or unit
• Calculate odds of being the impostor in a match
• Calculate odds of matching numbers for a given lottery
• Calculate offspring genotype and phenotype probabilities for two traits
• Calculate offspring genotype probabilities for a dihybrid cross
• Calculate omega-3 dosage based on dog weight
• Calculate one variable from another using direct variation
• Calculate one-rep maximum from reps and weight
• Calculate open channel flow rate from channel geometry
• Calculate operating asset turnover ratio from financial statements
• Calculate operating cash flow from financial statements
• Calculate operating cash flow ratio for liquidity insights
• Calculate operating margin to assess operational efficiency
• Calculate operating profit excluding interest and taxes
• Calculate optical density from intensity measurements
• Calculate optimal bedtime and wake times
• calculate optimal bedtime for a desired wake-up time
• Calculate optimal bitrate for my video resolution and frame rate
• Calculate optimal carb amount for my meal
• Calculate optimal cattle stocking rate per acre
• Calculate optimal coop size for a given flock size
• Calculate optimal desk height for sitting and standing
• Calculate optimal fantasy role-playing game character stats and skills
• Calculate optimal harvest timing to maximize yield
• Calculate optimal hedge ratio to minimize portfolio risk
• Calculate optimal ladder angle for stability and safety
• Calculate optimal lay stake for matched bets
• Calculate optimal ligation mass and molar ratios
• Calculate optimal light, temperature, and humidity settings
• Calculate optimal mix of remote and on-location workers
• Calculate optimal order quantity to minimize total inventory costs
• Calculate optimal pizza bake time for size and temperature
• Calculate optimal primer annealing temperature for PCR
• Calculate optimal REM windows based on sleep time
• Calculate optimal sail, board, and fin sizes
• Calculate optimal shutter speed for motion and light
• Calculate optimal sleep times and cycle lengths
• Calculate optimal snowman dimensions for size and stability
• Calculate optimal spindle spacing for code-compliant railings
• Calculate optimal standing desk height for my height
• Calculate optimal timing and expected results for a 3-week pregnancy test
• Calculate optimal tree spacing for a given area
• Calculate optimal TV wall-mounting height for viewing comfort
• Calculate option fair value using Black-Scholes model
• Calculate orbital period and habitability zone for a planet
• Calculate orbital period from orbital radius and central body mass
• Calculate orbital period from semimajor axis and mass
• Calculate orbital speed and period from altitude
• Calculate orbital velocity from altitude and central body mass
• Calculate order lead time for an incoming shipment
• Calculate orthocenter coordinates from triangle vertices
• Calculate osmotic pressure from solute concentration and van't Hoff factor
• Calculate outcomes for multiple 4-sided dice rolls
• Calculate output gap from unemployment rate using Okun's law
• Calculate output given labor and capital inputs and elasticities
• Calculate output shaft RPM from gear ratio and input RPM
• Calculate output voltage and ripple for a forward converter
• Calculate output voltage from input and resistor values
• Calculate overall grade from component marks
• Calculate overall heat transfer coefficient for a wall assembly
• Calculate overtime pay for hourly employees this pay period
• Calculate overtime pay for Texas hourly employees
• Calculate ovulation days while on ovulation medication
• Calculate oxygenation index and PaO2/FiO2 ratio
• Calculate p value for a hypothesis test
• Calculate p-values and decide statistical significance
• Calculate p-values and decision outcomes from sample data
• Calculate pace from time and distance inputs
• Calculate pace per mile or per kilometer for a 5K
• Calculate Padua score to estimate VTE risk in hospitalized patients
• Calculate paint required and coverage for a room
• Calculate paint, primer, and wallpaper quantities
• Calculate Pakistan income tax and take-home pay
• Calculate pancake yield and scale recipe by servings
• Calculate PaO2/FiO2 ratio to determine hypoxemia severity
• Calculate parabola vertex, focus, directrix from equation
• Calculate parity bit for a binary data string
• Calculate parking ratio from building size and number of stalls
• Calculate partial pressure using total pressure and mole fraction
• Calculate passive house energy savings and payback years
• Calculate password entropy to estimate password strength
• Calculate past or future value using CPI inflation rates
• Calculate patient's perioperative cardiac complication risk from clinical inputs
• Calculate patient's readiness for discharge after anesthesia
• Calculate patient's sodium deficit for treatment planning
• Calculate pay for a 12-hour shift including overtime and breaks
• Calculate payoff date with extra monthly mortgage payments
• Calculate payoff schedule and total interest savings
• Calculate payout for a wager using moneyline odds
• Calculate PCB trace impedance for single-ended or differential pairs
• Calculate Pearl Index for a method or study
• Calculate Pearson correlation coefficient between two variables
• Calculate pediatric blood transfusion volume for a patient
• Calculate pediatric Epworth Sleepiness Scale score
• Calculate pediatric glomerular filtration rate from serum creatinine
• Calculate pendulum period from length and gravity
• Calculate pentagon area, perimeter, or internal angles
• Calculate peptide dosage based on weight and concentration
• Calculate peptide isoelectric point from sequence
• Calculate per-mile driving cost for a vehicle
• Calculate per-person carpool cost including fuel and tolls
• Calculate perceived temperature from wind and air temperature
• Calculate percent composition of a compound
• Calculate percent concentration from mass and volume inputs
• Calculate percent error from observed and true values
• Calculate percent grade or slope from two elevations
• Calculate percent ionic character from bond data
• Calculate percent yield from theoretical and actual amounts
• Calculate percentage change between two numeric values
• Calculate percentage decrease between two numbers
• Calculate percentage difference between two numbers
• Calculate percentage of weight lost between two weights
• Calculate percentage return for an investment over a period
• Calculate percentage slices for a pie chart
• Calculate percentage-point difference between two percentages
• Calculate perimeter from any known trapezoid inputs
• Calculate period and frequency from length and gravity
• Calculate period dates and predict next fertile window
• Calculate period of a physical pendulum
• Calculate periodic coupon payment amount for a bond
• Calculate periodic deposit to reach a target amount by date
• Calculate periodic loan amortization schedule and payments
• Calculate permutations without repetition for n items
• Calculate personalized daily calorie and macronutrient targets
• Calculate personalized fish oil dosage for age and weight
• Calculate personalized heart rate training zones
• Calculate personalized macronutrient targets based on goals
• Calculate personalized retirement, savings, and budget targets
• Calculate personalized vitamin D dosage based on test results
• Calculate PERT expected duration from three time estimates
• Calculate pet nutrition needs by weight and age
• Calculate pet sitter hourly rate from time, travel, and expenses
• Calculate phase shift, amplitude, and period from equation
• Calculate photon detection efficiency for SiPMs
• Calculate photon frequency for an electron transition between orbits
• Calculate PHQ score for depression screening
• Calculate physiological dead space volume from gas measurements
• Calculate pi attenuator component values for target attenuation
• Calculate pi to a given number of decimal places
• Calculate pie chart slice angle from percentage
• Calculate pipe flow velocity and discharge
• Calculate pipe friction factor using flow rate and roughness
• Calculate pipe weight by size and material
• Calculate piston force from pressure and diameter
• Calculate piston mean speed from stroke and rpm
• Calculate pivot point levels for a specific security
• Calculate pixel aspect ratio for resizing and conversion
• Calculate pixels per inch for an image
• Calculate pKa from pH and acid-base ratio
• Calculate plant population per unit area
• Calculate plant spacing and quantities for garden beds
• Calculate planting layouts and spacing for garden beds
• Calculate planting spacing and expected yield per bed
• Calculate plasma osmolality to assess hydration status
• Calculate plywood sheets needed for area coverage
• Calculate pneumatic cylinder force from pressure and bore size
• Calculate pneumonia severity risk using the CURB-65 score
• Calculate point-buy allocation for tabletop RPG characters
• Calculate point-source intensity using inverse square law
• Calculate points for foods and meals on a points-based diet
• Calculate Poisson's ratio from stress and strain data
• Calculate polar moment of inertia for circular shafts
• Calculate pond volume from length, width, and depth
• Calculate ponderal index from weight and height
• Calculate pool water volume from shape and measurements
• Calculate pooled standard deviation for combined samples
• Calculate popcorn servings for a movie night
• Calculate population variance from a list of values
• Calculate porosity and permeability from lab or log data
• Calculate portfolio beta to measure market sensitivity
• Calculate portfolio value at risk using parametric or historical methods
• Calculate portrait aspect ratio for resizing images
• Calculate post-judgment interest for a judgment amount and date
• Calculate post-split shares and new share price
• Calculate post-test probability from sensitivity and specificity
• Calculate posterior probability from prior and evidence
• Calculate potential energy from mass, height, and gravity
• Calculate potential SIP returns for India investments
• calculate pounds per square inch from force and area
• Calculate power dissipated by a component
• Calculate power factor from voltage, current and phase angle
• Calculate power from voltage and current inputs
• Calculate power from voltage and resistance using Ohm's law
• Calculate power modulo (a^b mod n) accurately
• Calculate power, efficiency, rpm and torque from inputs
• Calculate power, speed, distance, and energy for rides
• Calculate powerlifting strength coefficient for comparing lifter performance
• Calculate powers of the imaginary unit i
• Calculate PPF maturity and projected returns
• Calculate Prandtl number from fluid properties
• Calculate Prandtl-Meyer expansion angle and downstream flow properties
• Calculate pre-tax earnings (EBT) from income statement
• Calculate precise blind measurements for my window
• Calculate precise cat medication dose by weight
• Calculate precise coffee-to-water ratios for brewing
• Calculate precise sober time from last drink or quit date
• Calculate pregnancy body mass index and weight category
• Calculate pregnancy probability based on age
• Calculate present or future value for lump sums and annuities
• Calculate present value from future sum and rate
• Calculate present value of a growing annuity
• Calculate present value of a perpetuity
• Calculate present value of growth opportunities for a firm
• Calculate pressure change from temperature change at constant volume
• Calculate pressure difference from manometer fluid heights and densities
• Calculate pressure drop using Darcy Weisbach equation
• Calculate pressure from force and area values
• Calculate pressure from moles, temperature, and volume
• Calculate pressure or volume change for a confined gas
• Calculate pressure, volume, and temperature using combined gas law
• Calculate pressure, volume, temperature, or moles from known values
• Calculate price elasticity of demand for a product
• Calculate price elasticity of supply from quantities and prices
• Calculate price per acre from total land price
• Calculate price per linear foot for material
• Calculate price per ounce for one item
• Calculate price per pound from total and weight
• Calculate price per round from total cost and quantity
• Calculate price per share from total equity and shares
• Calculate price per square foot for a property
• Calculate price per square meter for flooring
• Calculate price per weight for a product
• Calculate price to sales ratio from market price and revenue
• Calculate price-to-cash-flow ratio from market price and cash flow
• Calculate principal stresses from a stress tensor
• Calculate principal stresses using Mohr's circle
• Calculate principal, interest, taxes, and insurance monthly payment
• Calculate private mortgage insurance from loan details
• Calculate probabilities and quantiles for a uniform distribution
• Calculate probabilities for discrete and continuous distributions
• Calculate probability at least two people share a birthday
• Calculate probability bound using Chebyshev's theorem
• Calculate probability distribution for the sum of two dice
• Calculate probability for a normal sampling distribution
• Calculate probability given partial family information
• Calculate probability of a coin flip streak
• Calculate probability of each sum when rolling two dice
• Calculate probability of first success on a given trial
• Calculate probability of getting k heads in n coin flips
• Calculate probability of k events given average rate
• Calculate probability of k successes in n trials
• Calculate probability of rolling specific numbers on a six-sided die
• Calculate probability of single or combined events
• Calculate probability of specific dice roll outcomes
• Calculate probability of three independent events occurring
• Calculate probability of two events both occurring
• Calculate probability of winning if you switch doors
• Calculate probability that a random chord exceeds a specified length
• Calculate probable implantation date from ovulation or LMP
• Calculate production capacity from inputs like yield and batch size
• Calculate profit or loss on a futures contract
• Calculate prognosis and mortality risk for metastatic prostate cancer
• Calculate projected 401(k) balance at retirement
• Calculate projected cash flow, ROI, and cap rate
• Calculate projected corn yield per acre using field inputs
• Calculate projected mutual fund value over time
• Calculate projected profits for a lemonade stand
• Calculate projected race finish time improvement from training
• Calculate projected stock profit from buy and sell prices
• Calculate projectile flight path with initial speed and angle
• Calculate projectile range, time of flight, and launch angle
• Calculate projectile trajectory from initial speed and angle
• Calculate prop pitch from speed and gear ratio
• Calculate propagated uncertainty from input parameter errors
• Calculate propagation delay for signal paths in circuits
• Calculate propeller slip for boat speed and rpm
• Calculate proper tie length based on your height
• Calculate proportions of components to reach target concentration
• Calculate prorated rent for move-in or move-out dates
• Calculate prorated salary for partial pay period
• Calculate protein concentration from absorbance and path length
• Calculate protein molecular weight from amino acid sequence
• Calculate PSA density from PSA and prostate volume
• Calculate PSA doubling time from serial measurements
• Calculate publisher ad revenue from impressions and RPM
• Calculate pulmonary embolism probability using revised Geneva score
• Calculate pulmonary vascular resistance from mean pressures and flow
• Calculate pulmonary-to-systemic blood flow (Qp/Qs) ratio
• Calculate pump hydraulic and shaft horsepower
• Calculate punch force from body mass and speed
• Calculate purchasing power parity between two currencies
• Calculate put-call parity for option positions
• Calculate PVIFA for an annuity with a fixed rate
• Calculate pyramid sets and reps for bench press
• calculate pyramid volume from base area and height
• Calculate qPCR reaction efficiency from standard curve data
• Calculate qSOFA score to estimate mortality risk
• Calculate quadrilateral area using side lengths and diagonals
• Calculate quarantine feeding amounts for my pet
• Calculate quarter circle area, arc length, and perimeter
• Calculate questionnaire-based attention screening score from responses
• Calculate quick ratio to assess immediate liquidity
• Calculate Quicki index from fasting insulin and glucose
• Calculate quotient and remainder for integer division
• Calculate R-squared from observed and predicted values
• Calculate rabbit cage size by rabbit weight and activity
• Calculate rabbit gestation period and key milestones
• Calculate radar horizon distance from antenna height and Earth curvature
• Calculate radiance and brightness of a Gaussian laser beam
• Calculate radiated power from temperature and emissivity
• Calculate radiation dose for a specific flight
• Calculate radiation dose from imaging scan parameters
• Calculate radiation pressure from intensity and reflectivity
• Calculate radiocarbon C-14 age from sample data
• Calculate radius, diameter, circumference, and area from input values
• Calculate rafter length from span and pitch
• Calculate rainfall volume for a specified area
• Calculate raisin toxicity risk for my dog
• Calculate RAM latency from frequency and timing values
• Calculate ramp slope from rise and run
• Calculate range and time from horizontal launch speed and height
• Calculate range based on battery capacity and assistance level
• Calculate rapid shallow breathing index to assess extubation readiness
• Calculate rate constant from concentration and time
• Calculate rate of return for an investment
• Calculate Rayleigh probabilities and generate samples
• Calculate RC low-pass filter cutoff frequency and component values
• Calculate RC time constant and cutoff frequency
• Calculate reaction force given an applied force
• Calculate reaction quotient Q from reactant and product concentrations
• Calculate real-world plug-in hybrid economy for my trips
• Calculate rebar quantity for a slab or beam
• Calculate recessed lighting placement and spacing for a rectangular room
• Calculate recommended kite size for my weight and wind
• Calculate recommended weight gain for my pregnancy
• Calculate recommended weight gain for twin pregnancy
• Calculate reconstitution volume and mass for lyophilized reagents
• Calculate rectangle area, perimeter, and diagonal
• Calculate rectangle dimensions from area and perimeter
• Calculate rectangle length from given width and area
• Calculate rectangle perimeter from width and height
• Calculate rectangle perimeter given area and one side
• Calculate rectangle width from two known dimensions
• Calculate rectangular land area from length and width
• Calculate rectangular pyramid surface area from base and slant height
• Calculate rectangular pyramid volume from base and height
• Calculate recurring deposit maturity and interest earned
• Calculate red blood cell indices from CBC values
• Calculate reduced mass for two-body systems
• Calculate refinance savings and new monthly payment
• Calculate reflection and transmission of thin-film stacks
• Calculate refracted angle from incident angle and indices
• Calculate refrigerant capillary tube length and diameter for cooling loads
• Calculate regular polygon properties from side length or apothem
• Calculate relative change between two values
• Calculate relative error between measured and true values
• Calculate relative fat mass using two body measurements
• Calculate relative humidity from temperature and dew point
• Calculate relative risk between exposed and unexposed
• Calculate relative standard deviation to compare variability across datasets
• Calculate relative standard error from sample estimates
• Calculate remaining activity given initial activity and time
• Calculate remaining loan balance after payments
• Calculate remaining sides and angles given two angles and a side
• Calculate reorder point to prevent stockouts
• Calculate required 12V wire gauge for a circuit
• Calculate required air conditioner tonnage for a room or home
• Calculate required amplifier power for headphones
• Calculate required applicant income using the 3x rent rule
• Calculate required ballast for my dive profile
• Calculate required battery capacity for given load
• Calculate required bricks for walls or patios
• Calculate required cage space for one or more rats
• Calculate required capacitance for a given circuit
• Calculate required carburetor CFM for engine setup
• Calculate required CFM for a room or duct
• Calculate required clearance hole diameter for a given fastener
• Calculate required concrete volume for a post hole
• Calculate required cooling capacity in BTU for a room
• Calculate required crushed stone amount for a given area
• Calculate required delta-v for a maneuver
• Calculate required diluent volume for target cell concentration
• Calculate required drywall panels for a room based on dimensions
• Calculate required factor of safety for a component
• Calculate required film length for a specific shoot
• Calculate required fire flow for building
• Calculate required flooring materials and waste allowance
• Calculate required fuel pump flow for engine specifications
• Calculate required furnace size for my home
• Calculate required generator wattage for home power needs
• Calculate required glass thickness for aquarium dimensions
• Calculate required grill size for number of guests
• Calculate required header lumber size for a doorway
• Calculate required interest rate from loan terms
• Calculate required interest rate to meet savings goal
• Calculate required joist size and spacing
• Calculate required junction box volume for multiple conductors
• Calculate required linear actuator force for a given load and geometry
• Calculate required list price after markdown percentage
• Calculate required lumber, posts, and hardware for a wood fence
• Calculate required mattress dimensions from room measurements
• Calculate required minimum distribution from retirement accounts
• Calculate required monthly savings for retirement
• Calculate required motor kv and thrust for payload
• Calculate required mulch volume by area and depth
• Calculate required number of tables for guests
• Calculate required paver sand by area and depth
• Calculate required R-value and insulation thickness for assemblies
• Calculate required river rock by area and depth
• Calculate required road base volume from area and depth
• Calculate required roll length for rectangular materials
• Calculate required room dimensions for a pool table
• Calculate required salt for my pool based on size and current salinity
• Calculate required sample size for a given power and effect
• Calculate required sample size for desired confidence level
• Calculate required shiplap boards for a given wall
• Calculate required snow load for my roof
• Calculate required solar panel capacity for my home
• Calculate required solar panel wattage for my system
• Calculate required studs, plates, and lumber for a wall
• Calculate required study time and tool resources
• Calculate required takt time for production rate
• Calculate required torque for specified bolt and joint
• Calculate required winch size for vehicle and load
• Calculate required wire gauge for 220V circuits
• Calculate required wire gauge for given load and distance
• Calculate residual income to measure firm's economic profit
• Calculate resistance from voltage and current using Ohm's law
• Calculate resistance of a specific wire
• Calculate resistance, voltage, or current from two values
• Calculate resistor thermal noise voltage and rms power
• Calculate resistor value for LED and power source
• Calculate resistor values for LM317 output voltage
• Calculate resistor wattage from voltage and current
• Calculate resting metabolic rate for an individual
• Calculate result from a scientific notation equation
• Calculate result with correct significant figures
• Calculate resultant velocity from multiple vector components
• Calculate resulting capacitance for capacitors connected in parallel
• Calculate resuspension volume to make desired oligo concentration
• Calculate retained earnings from beginning balance and net income
• Calculate return on ad spend for campaigns
• Calculate return on assets using net income and total assets
• Calculate return on capital employed for a company
• Calculate return on equity using net income and shareholders' equity
• Calculate return on invested capital using financial inputs
• Calculate return on sales from revenue and profit
• Calculate revenue generated per employee for performance comparison
• Calculate revenue needed to break even
• Calculate revised trauma score for patient triage
• Calculate Reynolds number from velocity, length, and viscosity
• Calculate right rectangular pyramid volume from base and height
• Calculate right trapezoid area, perimeter, and missing sides
• Calculate riprap stone size and quantity for slopes
• Calculate rise, run, tread width, and step count
• Calculate riser and tread dimensions for a stair flight
• Calculate risk-adjusted return using Sharpe ratio
• Calculate RLC resonant frequency, damping, and impedance characteristics
• Calculate RMS voltage from waveform values
• Calculate rocket engine specific impulse from thrust and propellant flow
• Calculate ROI for a specific investment over time
• Calculate ROI from ad spend and conversions
• Calculate rolling offset travel and run values
• Calculate rolling resistance to predict fuel consumption impact
• Calculate roof area, pitch, and required shingle quantities
• Calculate roof pitch, slope, and rafter length from rise and run
• Calculate roof truss size and load requirements
• Calculate roofing materials and costs for a project
• Calculate room heat loss to determine heater power
• Calculate root mean square for numeric data
• Calculate root mean square speed from temperature and molecular mass
• Calculate root mean square velocity from temperature and mass
• Calculate roots for quadratic equations in standard form
• Calculate rotated coordinates of a 2D point by angle
• Calculate rotational kinetic energy from angular speed and inertia
• Calculate rotational stiffness from shaft geometry and material properties
• Calculate rotational torque from force and lever arm
• Calculate Roth IRA contributions and growth projection
• Calculate roulette bet payouts and potential winnings
• Calculate rounds per minute from shots and time
• Calculate RSI for a stock or crypto symbol
• Calculate running pace from time and distance
• Calculate rust decay time from material, thickness and environment
• Calculate RV loan monthly payments and total interest
• Calculate sabbatical duration and expected financial impact
• Calculate safe antihistamine dosage for a cat
• Calculate safe diphenhydramine dosage for a dog
• Calculate safe ibuprofen dose by weight and age
• Calculate safe paracetamol dose by weight and age
• Calculate safe tramadol dose by weight and age
• Calculate salary adjustments to match inflation
• Calculate sale price after percent off
• Calculate sales commission for a single transaction
• Calculate sales tax for a New Jersey purchase
• Calculate sales tax for a purchase amount and location
• Calculate sales tax for a purchase in California
• Calculate salt and water amounts for a brine recipe
• Calculate sample covariance between two variables
• Calculate sample mean variability using central limit theorem
• Calculate sample or population variance from numbers
• Calculate sample proportion (p-hat) from successes and sample size
• Calculate sampling distribution for a sample proportion
• Calculate sampling error for proportion or mean from sample data
• Calculate sand volume needed for a sandbox
• Calculate sanitizer quantity per person and total supply needed
• Calculate saponification value from sample mass and fatty acid profile
• Calculate SAPS II score to estimate mortality risk
• Calculate savings from a balance transfer offer
• Calculate scaled pancake batter quantities for serving size
• Calculate scalene triangle area using Heron's formula
• Calculate SCFM for a compressed air system
• Calculate SCORAD score for atopic dermatitis severity
• Calculate scrap silver value from weight and purity
• Calculate sealant quantity from bead size and length
• Calculate secant value for an angle
• Calculate section modulus for any cross-section
• Calculate segment area from radius and central angle
• Calculate self-rising flour amounts for recipe servings
• Calculate sell-through rate for inventory by SKU
• Calculate semitone distance between two frequencies
• Calculate sensible heat from mass, specific heat, and temperature change
• Calculate sensitivity and specificity from test results
• Calculate sequence terms and nth-term formula
• Calculate sequence terms using formulas and calculators
• Calculate serial dilution factors and final concentrations
• Calculate serum osmolality and osmotic gap from labs
• Calculate serum-ascites albumin gradient to identify ascites cause
• Calculate servings and quantities for a taco bar
• Calculate severity and treatment priorities for diabetic ketoacidosis
• Calculate shaft angle of twist from torque and geometry
• Calculate Shannon diversity index for a species dataset
• Calculate Shannon entropy from a probability distribution
• Calculate Shannon entropy from probability distribution
• Calculate shear modulus from stress and strain measurements
• Calculate shear strain from shear stress and displacement
• Calculate shear stress for a rectangular or circular beam
• Calculate shear wave velocity from field or lab data
• Calculate shingle quantity and coverage for a roof
• Calculate shingle quantity from roof area
• Calculate ship velocity from warp factor
• Calculate shock index from heart rate and systolic blood pressure
• Calculate shortest path between two points on the globe
• Calculate shower water and energy cost per use
• Calculate side lengths and angles in 30-60-90 triangles
• Calculate side lengths and angles of a scalene triangle
• Calculate side lengths for a 30-60-90 triangle
• Calculate siding square footage and total project cost
• Calculate similarity and check if triangles are similar
• Calculate simple harmonic motion parameters from initial conditions
• Calculate simple interest from principal, rate, and time
• Calculate simple pendulum frequency from length and gravity
• Calculate Simpson's diversity index from species counts
• Calculate sin 2 theta from an angle in degrees
• Calculate sin, cos, tan and other trig values
• Calculate sine and cosine using double-angle formulas
• Calculate sine from triangle side lengths or angles
• Calculate sine of an angle given in degrees
• Calculate sine of an angle in degrees or radians
• Calculate sine, cosine, and tangent coordinates on unit circle
• Calculate sine, cosine, and tangent for an angle
• Calculate singular values from a numeric matrix
• Calculate six-minute walk distance and compare to reference values
• Calculate skewness and kurtosis for a dataset
• Calculate skin depth for a conductor at a frequency
• Calculate slab volume and required concrete and cement quantities
• Calculate slant height for cone or pyramid from dimensions
• Calculate slenderness ratio from column dimensions and material
• Calculate slope from two given points
• Calculate slope using rise over run between two points
• Calculate smartphone projector throw distance and lens specs
• Calculate SMPX distribution parameters and probabilities
• Calculate sock size from shoe size
• Calculate sodium correction for hypernatremia management
• Calculate SOFA score to assess organ dysfunction
• Calculate soil amendment rates for target pH
• Calculate soil hydraulic conductivity from field or lab data
• Calculate soil volume needed for a plant container
• Calculate solenoid self-inductance from geometry and turns
• Calculate solution activity coefficients from composition and temperature
• Calculate solution normality from equivalents and volume
• Calculate solution normality from titration volumes
• Calculate solution pH from H+ concentration or Ka
• Calculate solution volumes and convert liquid units
• Calculate sonotube quantity and concrete volume
• Calculate sound absorption coefficient for a material
• Calculate sound pressure level from amplitude and distance
• Calculate sourdough hydration and ingredient weights
• Calculate spacing for bulbs in a planting area
• Calculate Spearman's rank correlation coefficient from ranked data
• Calculate specific gravity from mass and volume
• Calculate spectral radiance of a blackbody at a given temperature
• Calculate speed from cadence, wheel size, and gearing
• Calculate speed from distance and time
• Calculate speed of light from distance and time
• Calculate speedometer gear ratio for your vehicle
• Calculate speedup given parallelizable fraction and cores
• Calculate spending multiplier from marginal propensity to consume
• Calculate sphere density from mass and radius
• Calculate sphere volume, surface area, and diameter
• Calculate spindle rpm and feed rate for turning or milling
• Calculate spindle speed and feed rate for a cut
• Calculate spiral length and number of turnings
• Calculate split pace for a target race time
• Calculate spread cost and usage per serving
• Calculate spring force from displacement and stiffness
• Calculate spring rate from load and deflection measurements
• Calculate sprint burndown to track remaining work
• Calculate square feet of a rectangle from length and width
• Calculate square feet of a triangle using base and height
• Calculate square footage from length and width measurements
• Calculate square inches of a circle from radius
• Calculate square perimeter from side length
• Calculate square pyramid height from base side and slant height
• Calculate square yards needed from length and width measurements
• Calculate stain volume for deck based on area
• Calculate stair carpet dimensions and quantity for steps
• Calculate standard deviation for grouped frequency data
• Calculate standard drinks from serving size and ABV
• Calculate standard equation of a circle from center and radius
• Calculate standard error for a sample mean
• Calculate standard temperature and pressure values for a gas
• Calculate standardized test band and overall scores
• Calculate star polygon dimensions and interior angles
• Calculate steak cook time for desired doneness
• Calculate steel plate weight from dimensions and grade
• Calculate stellar distance from parallax angle
• Calculate stimulant medication dose based on weight and age
• Calculate stitch count and fabric dimensions quickly
• Calculate stone area, volume, weight, and cost
• Calculate stopping distance from speed and reaction time
• Calculate straight-line depreciation for an asset
• Calculate straight-line distance between two 3D coordinates
• Calculate straight-line distance between two 3D points
• Calculate straight-line distance between two coordinate points
• Calculate stress concentration factor for notches and holes
• Calculate stress, strain, and modulus from material and load
• Calculate string tension from gauge, scale length, and pitch
• Calculate stroke volume using end-diastolic and end-systolic volumes
• Calculate student capacity for a specific classroom layout
• Calculate subnet ranges from an IP and mask
• Calculate success chance for d100 percentile rolls
• Calculate sum of arithmetic or geometric series
• Calculate sum of squares to measure variability
• Calculate sum, difference, product, and quotient in binary
• Calculate sum, difference, product, or quotient with decimals
• Calculate summary statistics for your dataset quickly and accurately
• Calculate sums, differences, products, and quotients of fractions
• Calculate sun elevation angle for a specific time and place
• Calculate sunglasses size for a precise fit
• Calculate sunrise and sunset times for a specific location
• Calculate sunrise time for a specific date and location
• Calculate sunset time for my location and date
• Calculate surface area for a given cuboid
• Calculate surface area of a cube
• Calculate surface area of a rectangular prism
• Calculate surface area of a square pyramid
• Calculate surface tension from liquid properties and measurements
• Calculate sustainable growth rate from earnings, equity, and dividends
• Calculate system damping ratio from measured parameters
• Calculate system efficiency from input and output values
• Calculate tablecloth size based on table dimensions
• Calculate take-home pay from gross salary and deductions
• Calculate tangent from opposite and adjacent side lengths
• Calculate tangent of an angle in degrees or radians
• Calculate tank volume and dimensions for a turtle species
• Calculate taper angle and length from diameters
• Calculate target heart rate for triathlon training zones
• Calculate target heart rate to maximize fat burning
• Calculate task slack and float for a schedule
• Calculate TDS interest on late payments
• Calculate team magic number to clinch playoff spot
• Calculate telescope field of view using focal lengths and sensor size
• Calculate telescope magnification using objective and eyepiece focal lengths
• Calculate tension in a string given mass and angle
• Calculate tent size needed for expected guests
• Calculate terminal velocity from mass and drag coefficient
• Calculate test percentage from points and total
• Calculate test sensitivity from confusion matrix values
• Calculate tetrahedron volume from edge or vertex measurements
• Calculate thaw time based on weight and method
• Calculate thawing time for poultry by weight
• Calculate the absolute value of numbers and expressions
• Calculate the after-tax cost of debt for a loan
• Calculate the Alfven velocity from plasma parameters
• Calculate the angle between a rectangle's diagonal and its side
• Calculate the angle between two vectors
• Calculate the annual percentage rate for a loan
• Calculate the annualized rate of return for an investment
• Calculate the antilog of a given logarithm
• Calculate the antipode for a given coordinate or place
• Calculate the arccos (inverse cosine) of a given value
• Calculate the arctan (inverse tangent) for a given value
• Calculate the area of a circular sector
• Calculate the area of a crescent from given radii
• Calculate the area of a parallelogram from base and height
• Calculate the area of a quarter circle from radius
• Calculate the area of a regular dodecagon
• Calculate the area of a regular heptagon
• Calculate the area of a right triangle
• Calculate the area of a square from side length
• Calculate the area of an irregular trapezoid
• Calculate the area of an isosceles triangle
• Calculate the area of an obtuse triangle
• Calculate the area of common 2D shapes
• Calculate the average from multiple percentage values
• Calculate the average rate of change of a function
• Calculate the carbon and resource savings of a vegan diet
• Calculate the carbon and waste footprint of my Christmas tree
• Calculate the carrying capacity of a habitat area
• Calculate the ceiling value of a number
• Calculate the center of mass for a particle system
• Calculate the circumradius from triangle side lengths
• Calculate the Collatz sequence for a number
• Calculate the complex conjugate of a number
• Calculate the compound interest rate needed to reach a target
• Calculate the correct aspect ratio for an image or video
• Calculate the correct boiler size for my home
• Calculate the correct garbage bag size for a bin
• Calculate the cosine for a given angle
• Calculate the cotangent for a given angle
• Calculate the critical damping coefficient for a system
• Calculate the Curie constant from magnetization versus temperature data
• Calculate the data size of a single video frame
• Calculate the date 180 days from a given date
• Calculate the date 60 days from a start date
• Calculate the date 90 days before today
• Calculate the date six months from a given date
• Calculate the de Broglie wavelength for a particle from momentum or speed
• Calculate the density of a cylinder from mass and dimensions
• Calculate the determinant of a numeric or symbolic matrix
• Calculate the diagonal of a square from its side length
• Calculate the direction (angle) of a given vector
• Calculate the discount rate for cash flows
• Calculate the discriminant to determine roots' nature
• Calculate the distance between two points on a plane
• Calculate the electromotive force of a galvanic cell
• Calculate the energy of a single photon from wavelength
• Calculate the estimated cost of a national border wall
• Calculate the exact date 120 days from today
• Calculate the federal funds rate target using the Taylor rule
• Calculate the Fermi level from material parameters
• Calculate the fifth root of a real number
• Calculate the finance charge on a credit balance
• Calculate the first quartile for a numeric dataset
• Calculate the five-number summary for a dataset
• Calculate the floor of a number
• Calculate the fourth root of a real number
• Calculate the future value of an annuity
• Calculate the GDP deflator from nominal and real GDP
• Calculate the GDP output gap for an economy
• Calculate the glycemic index for a food item
• Calculate the goodwill value of a company quickly
• Calculate the greatest common factor of given numbers
• Calculate the greatest common factor of two numbers
• Calculate the half-angle sine, cosine, or tangent value
• Calculate the height of an isosceles triangle
• Calculate the hyperbolic sine of a number
• Calculate the hyperbolic tangent (tanh) for a number
• Calculate the hypotenuse from two legs
• Calculate the incidence rate for a specified population and time period
• Calculate the inflation-unemployment trade-off using the Phillips curve
• Calculate the internal rate of return for a project
• Calculate the internal volume of a cylindrical pipe
• Calculate the inverse cosine (arccos) of a value
• Calculate the inverse of a square matrix and verify invertibility
• Calculate the inverse tangent (arctan) of a value
• Calculate the inverse tangent (arctangent) of a value
• Calculate the inverse tangent of a numeric input
• Calculate the involute function value for a given angle
• Calculate the k-th percentile for a dataset
• Calculate the lateral surface area of a cylinder
• Calculate the least common denominator for multiple fractions
• Calculate the least common denominator for up to five fractions
• Calculate the length of a triangle midsegment
• Calculate the length of an arc of a circle
• Calculate the logical and of binary values
• Calculate the Lorentz force on a charged particle
• Calculate the lower fence using IQR to detect outliers
• Calculate the magnetic field inside a solenoid coil
• Calculate the magnitude (length) of a given vector
• Calculate the magnitude of acceleration from velocity and time
• Calculate the margin of safety from sales and costs
• Calculate the material and labor cost for a concrete driveway
• Calculate the maximum height of a projectile given initial velocity and angle
• Calculate the mean absolute deviation for a dataset
• Calculate the mean of a list of numbers
• Calculate the median absolute deviation for a dataset
• Calculate the midrange for a numeric data set
• Calculate the midsegment length from bases
• Calculate the missing angle of a triangle
• Calculate the missing variable in inverse variation problems
• Calculate the mixing ratio for a given solution
• Calculate the mode for a dataset quickly and accurately
• Calculate the monetary value of a tree's benefits
• Calculate the monetary value of household chores
• Calculate the Moon's age on a given date
• Calculate the n-th term and sum of an arithmetic sequence
• Calculate the natural logarithm of a number
• Calculate the natural rate of unemployment from given data
• Calculate the notes that make up a chord
• Calculate the nth root of a number
• Calculate the number of communicative civilizations now
• Calculate the number of days between two dates
• Calculate the number of days until a target date
• Calculate the number of working days between dates
• Calculate the ones complement of a binary number
• Calculate the opportunity cost of choosing one option over another
• Calculate the optimal price to maximize profit
• Calculate the order of magnitude for a number
• Calculate the percentage increase from one value to another
• Calculate the percentage of a value
• Calculate the percentile rank for a data value
• Calculate the perimeter of a circular sector from angle and radius
• Calculate the perimeter of a parallelogram from side lengths
• Calculate the perimeter of a quadrilateral from side lengths
• Calculate the perimeter of a quarter circle from radius
• Calculate the perimeter of a regular polygon
• Calculate the perimeter of a right triangle given two sides
• Calculate the perimeter of a triangle from side lengths
• Calculate the perimeter of an ellipse with given axes
• Calculate the perimeter of common 2D shapes
• Calculate the place value of a digit in a number
• Calculate the power of a square matrix
• Calculate the present value of an annuity
• Calculate the probability of event A given event B
• Calculate the probability that either event A or B occurs
• Calculate the profitability index to compare projects
• Calculate the projection of one vector onto another
• Calculate the pyramid face angle from base and height
• Calculate the quotient of two numbers and show remainder
• Calculate the range of a numeric data set
• Calculate the rank of a matrix
• Calculate the ratio between two given numbers
• Calculate the reference angle for a given angle
• Calculate the remainder when one number divides another
• Calculate the required return for equity investors
• Calculate the resultant force from multiple vector forces
• Calculate the scale factor between two triangles
• Calculate the Schwarzschild radius from mass
• Calculate the sine of an angle
• Calculate the slope between two coordinate points
• Calculate the smallest and largest values in a dataset
• Calculate the Sortino ratio for investment returns
• Calculate the specific gas constant for a gas
• Calculate the speed of sound through a solid material
• Calculate the square footage of a room or property
• Calculate the standard deviation for a dataset
• Calculate the standard deviation index from numeric data
• Calculate the standard deviation of a sample mean
• Calculate the sum of all digits in a number
• Calculate the sum of elementwise products (dot product)
• Calculate the sum of two numbers quickly
• Calculate the surface area of a cylinder
• Calculate the surface area of a rectangle from length and width
• Calculate the surface area of a sphere from diameter or radius
• Calculate the surface area of a triangular prism
• Calculate the t statistic for one or two samples
• Calculate the tangent of an angle in degrees or radians
• Calculate the tensor (Kronecker) product of matrices
• Calculate the terminating decimal representation from a fraction
• Calculate the thermal resistance of a component
• Calculate the trace of a square matrix
• Calculate the transpose of a matrix
• Calculate the true cost of real estate commissions on a sale
• Calculate the unknown in a proportion using cross multiplication
• Calculate the value of i raised to any power
• Calculate the value of scrap gold instantly
• Calculate the voltage gain of an operational amplifier
• Calculate the volume and surface area of a triangular prism
• Calculate the volume of a cube from side length
• Calculate the volume of a cuboid from dimensions
• Calculate the volume of a cylinder from radius and height
• Calculate the volume of a hemisphere from its radius
• Calculate the volume of a parallelepiped from three vectors
• Calculate the volume of a rectangular prism
• Calculate the volume of a square pyramid
• Calculate the volume of a torus from radii
• Calculate the volume of a triangular prism from base and height
• Calculate the volume of an ellipsoid given axis lengths
• Calculate the wavelength of a sound from frequency and speed
• Calculate the weekday for any given date
• Calculate the weight of a metal plate
• Calculate the weight of a UK coin
• Calculate the weight of cash by denomination
• Calculate the weight of steel by shape and dimensions
• Calculate the weighted average cost of capital for a company
• Calculate theoretical yield from reactant amounts and molar masses
• Calculate thermal diffusivity from density, conductivity, and heat capacity
• Calculate thermal efficiency of a heat engine
• Calculate thermal energy from mass and temperature change
• Calculate thermal stress from temperature change and constraints
• Calculate theta from sine, cosine, or tangent inputs
• Calculate thinset amount for tile project
• Calculate third side and angles from two sides and included angle
• Calculate thread pitch from diameter or threads per inch
• Calculate three-phase motor full-load amperage from kW or horsepower
• Calculate throw distance for my projector model
• Calculate TI-RADS score from ultrasound features
• Calculate tidal volume from patient weight and height
• Calculate tile quantity and total cost from room dimensions and price
• Calculate tiles and grout needed from room dimensions
• Calculate time and amount to reach a savings goal
• Calculate time difference between two dates or times
• Calculate time dilation for objects at relativistic speeds
• Calculate time dilation near a massive object
• Calculate time for an object in free fall
• Calculate time for an object to cool to ambient using Newton's law
• Calculate time of flight for a projectile given speed and angle
• Calculate time remaining between two dates and times
• Calculate time remaining until a specific date and time
• Calculate time spent on email per week
• Calculate time to read an author's complete works
• Calculate time to recover initial investment
• Calculate time-and-a-half overtime pay from hours and rate
• Calculate TIMI score for UA and NSTEMI risk
• Calculate TIMI STEMI risk score from patient data
• Calculate tip amount and total bill per person
• Calculate tip amount based on net price
• Calculate tip amount for pizza delivery based on bill
• Calculate tire diameter, circumference, and sidewall height
• Calculate toilet paper rolls needed for household per month
• Calculate tons of aggregate from volume or measurements
• Calculate toothpaste cost per use and per month
• Calculate topsoil volume and cost for a project
• Calculate torsional constant (J) for a specific cross-section
• Calculate torsional spring dimensions from torque and angle
• Calculate torsional stiffness from torque and shaft dimensions
• Calculate torus surface area from major and minor radii
• Calculate total alcohol units from multiple drinks
• Calculate total asset turnover for a company
• Calculate total blood volume from height and weight
• Calculate total body water from age, sex, and weight
• Calculate total cake cost from ingredients and labor
• Calculate total contract value including ACV and TCV
• Calculate total cost and APR of a payday loan
• Calculate total cost for general construction tools
• Calculate total debt and estimate finance charges
• Calculate total duration from tempo and measures
• Calculate total hourly employee cost including taxes and benefits
• Calculate total hours between start and end times
• Calculate total hours from clock-in and clock-out times
• Calculate total interest for a loan term
• Calculate total labor hours from team tasks
• Calculate total operating costs and overhead quickly
• Calculate total outcomes using the fundamental counting principle
• Calculate total price including Florida sales tax
• Calculate total price including VAT and discounts
• Calculate total revenue from unit price and quantity
• Calculate total runtime and schedule viewing sessions
• Calculate total salary including overtime pay
• Calculate total surface area of a hexagonal pyramid
• Calculate total value of mixed coins and bills
• Calculate total viewing time for a TV series
• Calculate toxic chocolate dose for a cat
• Calculate trace resistance from length, width, and thickness
• Calculate trace width for a given current and temperature rise
• Calculate traffic density from measured flow and speed
• Calculate trailing twelve-month value for a metric
• Calculate training paces for specific race distances
• Calculate tramadol dose for a dog by weight
• Calculate transfer time for files over a network
• Calculate transferrin saturation from iron and TIBC values
• Calculate transistor biasing to set the operating point
• Calculate transmitted intensity through a polarizer at a given angle
• Calculate transtubular potassium gradient from lab results
• Calculate trapezoid area from bases and height
• Calculate trapezoid height from bases and area
• Calculate trapezoidal prism volume from base heights
• Calculate travel time and optimal trajectory to an exoplanet
• Calculate travel time to another star system
• Calculate tree trunk diameter from circumference or radius
• Calculate Treynor ratio to evaluate portfolio performance
• Calculate triangle area from base and height
• Calculate triangle area from three side lengths using Heron's formula
• Calculate triangle area from two sides and included angle
• Calculate triangle area from vertex coordinates
• Calculate triangle area, perimeter, and missing angles
• Calculate triangle base from area and height
• Calculate triangle centroid from vertex coordinates
• Calculate triangle height from base and area
• Calculate triangle perimeter from vertex coordinates
• Calculate triangle perimeter using fractional side lengths
• Calculate triangle side length from two sides
• Calculate triangle sides and area from ASA inputs
• Calculate triangular pyramid volume from base area and height
• Calculate trigonometric function values for a given angle
• Calculate true airspeed from indicated airspeed and conditions
• Calculate true position tolerance from measured coordinates
• Calculate truncated cone (frustum) volume from known dimensions
• Calculate truncated cone volume, surface area, and dimensions
• Calculate turkey roast time by weight and oven temperature
• Calculate turkey weight needed per guest
• Calculate two-photon absorption cross sections for molecules
• Calculate UK stamp duty for residential property purchase
• Calculate unemployment rate for a given population
• Calculate unit price to compare purchase value
• Calculate unit price to compare two product sizes
• Calculate unknown resistance using a Wheatstone bridge
• Calculate unknown sides or angles using the law of sines
• Calculate unlevered free cash flow for valuation
• Calculate upload time for a file
• Calculate upper and lower IQR fences from data
• Calculate urea reduction ratio (URR) for a dialysis session
• Calculate urine anion gap from urine electrolytes
• Calculate urine output rate in ml per kg per hour
• Calculate urine protein-to-creatinine ratio from lab values
• Calculate usable storage and redundancy for RAID setups
• Calculate vaccine efficacy from trial or observational data
• Calculate values using formulas and conversion tools
• Calculate values with fractional or negative exponents
• Calculate valve Cv flow for given pressure drop
• Calculate valve flow coefficient (Cv) from flow and pressure drop
• calculate vapor pressure deficit from temperature and humidity
• Calculate vapor pressure deficit from temperature and humidity
• Calculate vapor pressure for a substance at given temperature
• Calculate vapor pressure of an ideal solution using Raoult's law
• Calculate variable annuity payout based on inputs
• Calculate variance and standard deviation for a data set
• Calculate VAT from net or gross price
• Calculate VAT-inclusive real estate commission amount
• Calculate vector magnitude and direction from components
• Calculate vegetable yield from area and planting density
• Calculate vehicle crawl ratio from transmission and transfer case
• Calculate velocity from distance and time
• Calculate Venn diagram regions from set sizes and overlap
• Calculate venous blood pH from HCO3 and pCO2
• Calculate vertical exaggeration for elevation profiles
• Calculate vertical jump needed to dunk
• Calculate vertical spread profit, loss, and breakeven points
• Calculate Vickers hardness number from indentation data
• Calculate vinyl siding panels and material quantity
• Calculate virtual temperature from pressure, temperature, and humidity
• Calculate viscosity using Stokes' law from falling sphere measurements
• Calculate vital capacity from age, sex, and height
• Calculate Vmax and Km from substrate concentration data
• Calculate voltage drop for a wire run
• Calculate voltage regulation for transformer under load
• Calculate volume and surface area of a hexagonal pyramid
• calculate volume and surface area of a square pyramid
• Calculate volume from length, width, and height
• Calculate volume of a hexagonal pyramid from side length and height
• Calculate volume of round or rectangular holes
• Calculate volume, surface area, and lateral area from dimensions
• Calculate volumetric and mass flow rate for a fluid
• Calculate volumetric flow rate from pressure drop and tube dimensions
• Calculate volumetric flow rate in liters per minute
• Calculate volumetric flow rate using Darcy's law
• Calculate von Mises equivalent stress to predict yielding
• Calculate wainscoting panel quantity and dimensions
• Calculate waist-to-height ratio from height and waist measurements
• Calculate wake-up times to feel well rested
• Calculate wall square footage including openings and trim
• Calculate wallpaper rolls needed for a room
• Calculate wastewater flow and pollutant loads from influent data
• Calculate wastewater flow rate from volume and time
• Calculate water boiling point at a given altitude
• Calculate water consumption for bath versus shower
• Calculate water cooling capacity for a system
• Calculate water density at a given temperature
• Calculate water heating energy and time for appliances
• Calculate water needed for specified rice quantity
• Calculate water potential from solute concentration and pressure
• Calculate water soluble fertilizer mix for a target concentration
• Calculate water vapour pressure from temperature
• Calculate water viscosity at a specified temperature
• Calculate watt hours from amp hours or time
• Calculate watts needed to heat a space
• Calculate wave frequency from wavelength and velocity
• Calculate wave speed from frequency and wavelength
• Calculate wave velocity from frequency and wavelength
• Calculate wavelength from frequency and wave speed
• Calculate wavelength shift from Compton scattering for given energies
• Calculate week-over-week percentage change between two values
• Calculate weekly pay from hourly, overtime, and taxes
• Calculate weeks and days until due date
• Calculate Weibull distribution probabilities and quantiles
• Calculate weight from mass and local gravity
• Calculate weight-based amoxicillin dose for a child
• Calculate weight-based feline medication dose for a given weight
• Calculate weight-based pediatric medication dose quickly and accurately
• Calculate weighted average from values and weights
• Calculate well water volume from depth and diameter
• Calculate Wells score for pulmonary embolism risk
• Calculate wet-bulb temperature from air temperature and humidity
• Calculate wetted perimeter and hydraulic radius from channel section
• Calculate what percent one number is of another
• Calculate what you would weigh on another planet
• Calculate wheel horsepower delivered to wheels from engine output
• Calculate wheel offset to check fitment and clearance
• Calculate when I'm next eligible to donate blood
• Calculate where I am in Ireland's vaccine queue
• Calculate where your household income ranks nationally
• Calculate whether a sofa will fit my room layout
• Calculate whether a specific food is safe for my dog
• Calculate whether I am overweight by BMI
• Calculate whether your team can enforce the follow-on
• Calculate which day of the year a date falls on
• Calculate which stimulus payment gives me more money
• Calculate wind correction angle from wind speed and heading
• Calculate wind pressure and force on a roof
• Calculate wing loading for aircraft design scenarios
• Calculate winning percentage from wins and losses
• Calculate wire gauge for a 100 amp circuit using ampacity tables
• Calculate wire gauge for a 24V DC circuit
• Calculate withdrawal amount to sustain retirement income
• Calculate wood beam span for given loads and sizes
• Calculate words per minute for typing or speech
• Calculate words per minute from keystrokes
• Calculate work from force, displacement, and angle
• Calculate work or power from force, distance, and time
• Calculate working capital turnover ratio to assess operational efficiency
• Calculate y+ target to size boundary-layer mesh
• Calculate yearly annuity payout from lottery winnings
• Calculate yield to call from bond price and coupon
• Calculate yield to maturity from bond price and coupon rate
• Calculate Youden Index from sensitivity and specificity
• Calculate Young's modulus from stress and strain values
• Calculate your age and next birthday on any planet
• Calculate your basal metabolic rate to set daily calorie targets
• Calculate your daily maintenance calories for weight stability
• Calculate your estimated student loan forgiveness amount
• Calculate your exact age and time until next birthday
• Calculate your exact age in minutes
• Calculate your Heroes Act stimulus payment amount
• Calculate your Korean age from birthdate
• Calculate your one-rep max for a given lift
• Calculate your overall wellness score using a free tool
• Calculate your stimulus check eligibility and payment amount
• Calculate your stimulus payment amount based on income
• Calculate your stimulus payment under a $40,000 cap
• Calculate your target heart rate for workouts
• Calculate your visual acuity score instantly
• Calculate your vocal range quickly and accurately
• Cat Care
• Check donor compatibility for donating and receiving blood
• Check if a set of vectors is linearly independent
• Check if three numbers form a Pythagorean triple
• Check if triangle is a right triangle from side lengths
• Check if two right triangles are similar
• Check whether a number is a perfect cube
• Choose appropriate test and compute p-value.
• Choose whether one large or two small pizzas gives better value
• Compare cost per litre of tap versus bottled water
• Compare current loan rates and monthly payments
• Compare energy use and waste of hand drying options
• Compare group means using one-way ANOVA
• Compare humans to vampires under given conditions
• Compare lifecycle costs of hiring an expert versus training a fresher
• Compare lump sum and annuity payout amounts
• Compare model calculation outputs against benchmark datasets
• Compare operating cost of gas vs electric dryer
• Compare pizza sizes to serve a specific number of people
• Compare policy scenarios to forecast plastic reduction outcomes
• Compare probability of adverse outcomes between two options
• Compare product costs by price per square inch
• Compare sizes of infinite sets using Galileo's method
• Compare total cost and time to build or buy
• Compare two fractions and determine which is larger
• Compare two numbers to determine which is greater or lesser
• Compute a 99% confidence interval for a population mean
• Compute a pitcher's FIP from strikeouts, walks, and home runs
• Compute a player's slugging percentage from hits and at-bats
• Compute a stock's intrinsic value from earnings and book value
• Compute a trig value using the double-angle identity
• Compute an unknown side using the law of cosines
• Compute angle from sine value using arcsine
• Compute angle of impact from bloodstain measurements
• Compute area of a frustum of a cone
• Compute base-2 logarithm for a given number
• Compute basis and dimension of a matrix's column space
• Compute Biot number from geometry and material properties
• Compute bitwise AND, OR, XOR on given numbers
• Compute capacitance of a parallel-plate capacitor from geometry
• Compute chi-square to test independence in categorical data
• Compute chord length from radius and central angle
• Compute circle and sphere measurements using formulas and calculators
• Compute circle equation from diameter endpoints
• Compute coefficient of variation to compare dispersion across datasets
• Compute Cohen's d using means, SDs, and sample sizes
• Compute combined speeds using relativistic velocity addition
• Compute conditional and joint probabilities from data
• Compute cosecant for a given angle value
• Compute cube volume, surface area and diagonal
• Compute degrees of freedom for t-tests and ANOVA
• Compute division of two or more fractions precisely
• Compute doubling time from growth rate or percentage
• Compute DPMO to evaluate process defect rate
• Compute energy density from electric and magnetic fields
• Compute EUI from building area and energy consumption
• Compute Frobenius, spectral, and operator norms for a matrix
• Compute gamma function for real or complex input
• Compute gross domestic product for a country or period
• Compute hall coefficient from measured voltage, current, and magnetic field
• Compute harmonic series sum to n terms
• Compute height, area, perimeter, circumcircle and incircle radii from side length
• Compute hypergeometric probability for finite population sampling
• Compute index of qualitative variation for categorical variables
• Compute integer addition, subtraction, multiplication, and division
• Compute interest coverage by dividing operating income by interest expense
• Compute IV values to predict and compare combat power
• Compute kinetic energy from photon frequency and work function
• Compute Kp from partial pressures and stoichiometry
• Compute Lagrange error bound for a Taylor polynomial
• Compute latus rectum from conic equation coefficients
• Compute length or distance using standard formulas and unit conversion
• Compute lognormal distribution probabilities from mean and variance
• Compute LU factorization and use it to solve linear systems
• Compute luminosity and absolute magnitude from observed flux and distance
• Compute magnetic force between two current-carrying wires
• Compute mass moment of inertia from object geometry and mass
• Compute modulo result for negative dividend and divisor
• Compute molar volume from pressure and temperature using van der Waals
• Compute Moore-Penrose pseudoinverse for a matrix
• Compute n choose k for specified n and k
• Compute net effective rent from lease terms
• Compute net run rate from match scores
• Compute net sales after discounts and returns
• Compute net thrust using mass flow and exhaust velocity
• Compute output speed from input speed and gear ratio
• Compute Pearson correlation coefficient for two datasets
• Compute pH using the Henderson-Hasselbalch equation
• Compute prime factorization for an integer quickly
• Compute pulley diameters, rpm, speed, and belt tension
• Compute quartile values and interquartile range
• Compute receivables turnover using net credit sales and average receivables
• Compute reduced row echelon form for a matrix
• Compute residuals for a linear regression dataset
• Compute Shockley diode I-V characteristic from device parameters
• Compute singular value decomposition for a given matrix
• Compute specificity given true negatives and false positives
• Compute sphere, hemisphere, or spherical cap volumes
• Compute startup pre-money and post-money valuation after funding
• Compute sum of linear sequence using first term and difference
• Compute surface area for common 3D shapes
• Compute synodic period from two orbital periods
• Compute the adjoint (adjugate) of a matrix
• Compute the characteristic polynomial of a square matrix
• Compute the cofactor matrix for a given matrix
• Compute the condition number of a matrix now
• Compute the error function value for input x
• Compute the expense ratio for a mutual fund
• Compute the factorial of a positive integer
• Compute the inverse sine (arcsin) of a value
• Compute the modular inverse of a number modulo n
• Compute the nth harmonic number for a given n
• Compute the scalar dot product of two vectors
• Compute the square of a binomial expression
• Compute the third quartile (Q3) for a list of numbers
• Compute undamped natural frequency from mass and stiffness
• Compute union and intersection for given sets
• Compute volume from dimensions for cones, cylinders, spheres
• Compute VSWR, return loss, and reflection coefficient from measurements
• Compute year-over-year growth rate from two values
• Compute, convert, and apply quaternions for 3D rotations
• Condense multiple logarithms into a single expression
• Consumer Billing Tools
• Content Creation
• Convert 24-hour time to 12-hour clock
• Convert 32-bit float to binary and decimal
• Convert a BC year into an AD year quickly
• Convert a birthdate to age in weeks
• Convert a circle's diameter to its radius quickly
• Convert a complex number from polar to rectangular form
• Convert a complex number into polar form
• Convert a complex number to trigonometric form
• Convert a date and time between time zones
• Convert a date to epoch timestamp
• Convert a decimal into a simplified fraction
• Convert a decimal number into a percent
• Convert a decimal number to octal instantly
• Convert a finger circumference in cm to a ring size
• Convert a fraction into a decimal value
• Convert a fraction into a percentage value
• Convert a height value to inches
• Convert a hex color code to RGB values
• Convert a logarithm to a different base
• Convert a material's volume to mass with density lookup
• Convert a measurement from feet into yards quickly
• Convert a measurement from mils to inches instantly
• Convert a measurement from yards to miles
• Convert a mile time into predicted race paces
• Convert a mixed number to an improper fraction
• Convert a number from scientific to standard notation
• Convert a number into billions with precision
• Convert a number into millions with readable formatting
• Convert a number of hours into days
• Convert a number of months into years and months
• Convert a number of nickels to dollars instantly
• Convert a numeric value from millions to thousands
• Convert a percentage into an absolute goal amount
• Convert a point from rectangular to polar coordinates
• Convert a pressure value from psi to atm
• Convert a quadratic to completed square form step by step
• Convert a specific milligram value to pounds instantly
• Convert a specific number of dimes to dollars instantly
• Convert a temperature from Kelvin to Celsius
• Convert a time in seconds to hours instantly
• Convert a value from gallons to cups quickly and accurately
• Convert a value from kilograms to pounds
• Convert a value from MPa to PSIG instantly
• Convert a value in cubic inches to gallons
• Convert a value in fluid ounces to pounds
• Convert a value in millions to lakhs
• Convert a volume in liters to US gallons instantly
• Convert a weight value from lbs to pounds
• Convert a whole number into expanded form using place values
• Convert acceleration due to gravity between different units
• Convert acres to hectares with instant result
• Convert acres to square feet instantly
• Convert all-caps text to lowercase for readability
• Convert amperage to recommended wire gauge instantly
• Convert an age into an exact birthdate
• Convert an annual salary into an hourly pay rate
• Convert an improper fraction into a mixed number
• Convert an IQ score to a population percentile
• Convert angstroms to nanometers with precise decimal output
• Convert angular degrees to arcminutes for precise measurements
• Convert annual or monthly salary into hourly wage
• Convert annual salary to monthly take-home pay estimate
• Convert area between hectares, meters, and square feet
• Convert ares to hectares for immediate area calculation
• Convert astronomical units to kilometers and other units
• Convert atmospheres to pascals with precise results
• Convert atmospheric pressure from atm to pascal
• Convert bar values to atmospheres instantly
• Convert bar values to psi instantly
• Convert barometric pressure between inches of mercury and hectopascals
• Convert basis points to percent, permille, or decimal
• Convert battery capacity between amp-hours and watt-hours instantly
• Convert beats per minute to beat duration
• Convert benzodiazepine doses to equivalent agents quickly
• Convert between Cartesian and cylindrical coordinates quickly
• Convert between cubic meters and common volume units
• Convert between decimal and scientific notation instantly
• Convert between degrees, radians, and other angle units
• Convert between exponential and logarithmic representations
• Convert between feet, inches, and metric units
• Convert between GST exclusive and inclusive prices
• Convert between imperial length, weight, and volume units
• Convert between joules, kilojoules and microjoules
• Convert between latitude and longitude formats
• Convert between lumens, lux, and candelas instantly
• Convert between metric and imperial units instantly
• Convert between metric and imperial volume units
• Convert between millimeters, centimeters, meters, inches, and feet
• Convert between moles, mass, and molecular weight instantly
• Convert between multiple units with a fast free calculator
• Convert between spherical and Cartesian coordinates quickly
• Convert between standard and exponential (scientific) notation
• Convert between surface area and volume ratio
• Convert between units and compare values instantly
• Convert between volume and weight measurements for recipes
• Convert billions into trillions with precise decimal result
• Convert binary fractions to decimal and back
• Convert binary numbers to decimal with instant results
• Convert binary numbers to hexadecimal for compact representation
• Convert binary numbers to octal with instant results
• Convert bird age between avian and human years
• Convert blood sugar readings between mmol/L and mg/dL
• Convert Brinell to Rockwell and Vickers values
• Convert BTU per hour to refrigeration tons for sizing
• Convert butter quantities between common cooking units
• Convert bytes to kilobytes, megabytes, gigabytes, and terabytes
• Convert cake pan sizes to match a recipe
• Convert cake quantity to servings for a guest count
• Convert capacitance between common units like pF, nF, uF, and F
• Convert Cartesian coordinates to polar coordinates
• Convert cash flow into debt ratio instantly
• Convert category numbers into pie chart slice percentages
• Convert CCF to gallons for water volume measurement
• Convert CCF to therms for billing calculations
• Convert Celsius temperature to Fahrenheit instantly
• Convert Celsius to Fahrenheit, Kelvin, and other temperature scales
• Convert centigrade to celsius and get instant numeric result
• Convert centimeters to feet and inches quickly
• Convert centimeters to inches instantly with precision
• Convert centimeters to kilometers with precise results
• Convert centimeters to meters quickly and precisely
• Convert centimeters to millimeters and back instantly
• Convert centimeters to other length units
• Convert centrifuge speed between RCF and RPM
• Convert cents into dollars with instant, precise results
• Convert cents to euros and show result
• Convert CGS units to SI units instantly
• Convert child weight to epinephrine dose
• Convert cholesterol reading from mg/dl to mmol/l
• Convert circle from general to standard form
• Convert circle from standard form to general form
• Convert circumference to diameter for quick measurements
• Convert color codes between RGB and HEX formats
• Convert compression ratio into peak cylinder pressure in psi
• Convert conductivity and temperature to total dissolved solids
• Convert conductivity values to resistivity for a material
• Convert corticosteroid doses between different medications
• Convert crores to lakhs quickly and accurately
• Convert crores to millions with precise numeric result
• Convert cubic centimeters (cc) to grams instantly
• Convert cubic centimeters (cc) to liters with precision
• Convert cubic centimeters (cc) to milliliters (ml) instantly
• Convert cubic centimeters to fluid ounces instantly
• Convert cubic feet to cubic meters instantly
• Convert cubic feet to gallons instantly
• Convert cubic feet to pounds for a specific material
• Convert cubic meters to tons using substance density
• Convert cubic yards into tons for material weight estimates
• Convert cups of a specific ingredient to pounds
• Convert cups to fluid ounces instantly
• Convert cups to gallons with decimal and fraction output
• Convert cups to pints instantly with accurate results
• Convert cups to quarts with instant precise result
• Convert cycles per second (Hz) to other frequency units
• Convert days into months for duration estimates
• Convert days into years with exact fractional result
• Convert days to hours, minutes, weeks and months
• Convert days to weeks and get a precise result
• Convert dBm to watts for RF power calculations
• Convert dBm values into watts for power calculations
• Convert debt and equity into the debt-to-capital ratio
• Convert decagrams to grams and display precise numeric result
• Convert decimal degrees to degrees and minutes
• Convert decimal inches to nearest fraction
• Convert decimal numbers to hexadecimal instantly
• Convert decimal numbers to scientific notation
• Convert decimal odds to total payout and profit
• Convert decimal or American odds to fractional odds
• Convert decimal to engineering notation with SI prefixes
• Convert decimals and scientific notation into standard form
• Convert decimeters to centimeters, meters, and kilometers
• Convert decimeters to meters and display numeric result
• Convert degrees minutes seconds to decimal degrees
• Convert degrees to arcseconds with instant precise results
• Convert degrees to radians for trigonometry calculations
• Convert delta-connected resistances into equivalent wye network
• Convert density and volume to mass
• Convert density and volume to object weight
• Convert density values between metric and imperial units
• Convert diagonal measurement to width and height
• Convert dimensions to 4:3 aspect ratio and resize images
• Convert distance and time into pace per mile
• Convert distances between common length units
• Convert DNA sequence into mRNA transcript for translation
• Convert drawing scale to real-world measurements for models and maps
• Convert drops to milliliters using standard drop size
• Convert dry pasta weight to cooked yield
• Convert durations and timestamps into decimal hours
• Convert dynamic viscosity to kinematic viscosity given density
• Convert ECG boxes to seconds for interval measurement
• Convert element conditions into set-builder notation
• Convert engine hours into miles for a vehicle
• Convert engineering strain values to true strain
• Convert English sentences into Pig Latin quickly
• Convert enterprise value to sales multiple
• Convert EU shoe size to US size instantly
• Convert Euler's number to a specified exponent
• Convert everyday measurements into novelty or whimsical units
• Convert Fahrenheit to Celsius and return numeric temperature
• Convert Fahrenheit to Celsius instantly and accurately
• Convert feet and inches to centimeters quickly
• Convert feet to centimeters for precise measurements
• Convert feet to inches for precise results
• Convert feet to meters instantly with precise decimal results
• Convert feet to meters, centimeters, inches, and yards
• Convert feet to miles instantly and accurately
• Convert force values between different unit systems instantly
• Convert fractional, decimal, or American odds to win probability
• convert frames to timecode at specified frame rate
• Convert frequency between hertz, kilohertz, and megahertz
• Convert frequency to wavelength for a given medium
• Convert fresh herb amount to dried equivalent
• Convert fuel economy between mpg and L/100 km
• Convert gaj to square yards instantly and accurately
• Convert gallons of a substance into tons
• Convert gallons of liquid into grams for a given substance
• Convert gallons to cubic feet quickly and accurately
• Convert gallons to kilograms for any quantity
• Convert gallons to liters and other units
• Convert gallons to pints and get instant results
• Convert gallons to pounds for a given substance
• Convert gallons to quarts instantly and accurately
• Convert garlic between cloves, teaspoons, and grams
• Convert general ellipse equation to standard form
• Convert general form circle equation to standard form
• Convert grain measurements between common mass units
• Convert grams to calories for a food item
• Convert grams to cubic centimeters instantly
• Convert grams to cups for baking recipes
• Convert grams to fluid ounces for any liquid volume
• Convert grams to liters using density value
• Convert grams to milliliters assuming water density
• Convert grams to milliliters using substance density
• Convert grams to moles using molar mass
• Convert grams to ounces instantly for any value
• Convert grams to pounds and vice versa instantly
• Convert grams to tablespoons for recipes
• Convert grams to teaspoons for accurate recipe measurements
• Convert grams to teaspoons for recipe ingredients
• Convert Gregorian date to Mayan Long Count
• Convert guinea pig age to human years instantly
• Convert HbA1c to estimated average glucose
• Convert hectares to acres instantly and precisely
• Convert height in cm to feet and inches
• Convert hematocrit (Hct) to hemoglobin (Hgb) instantly
• Convert hh:mm:ss to decimal hours instantly
• Convert horsepower (hp) to amps for given voltage and phase
• Convert hourly rate and weekly hours into annual pay
• Convert hourly wage into yearly gross income
• Convert hourly wage into yearly salary based on hours
• Convert hourly wage to annual salary
• Convert hourly wage to equivalent annual salary
• Convert hourly wages to salaried pay including overtime
• Convert hourly, biweekly, and monthly pay rates
• Convert hourly, daily, weekly, and monthly pay rates
• Convert hours and minutes to decimal hours
• Convert hours and minutes to total minutes
• Convert hours and minutes using formulas and examples
• Convert hours into weeks and show fractional weeks
• Convert hours into years to compare long durations
• Convert hours to minutes and get exact result
• Convert hours to minutes and seconds instantly
• Convert hours to seconds for precise time calculations
• Convert image pixels to physical print size using DPI
• Convert imperial units to metric equivalents instantly
• Convert inch-pounds to foot-pounds with instant numeric result
• Convert inch-pounds to newton-meters with instant results
• Convert inches to a standard ring size
• Convert inches to centimeters instantly and accurately
• Convert inches to meters instantly with precise result
• Convert inches to other length units quickly
• Convert inches to yards for quick length conversion
• Convert income and debt into DTI percentage
• Convert inequalities to interval notation and back
• Convert inequality statements into interval notation
• Convert infix expressions to prefix (Polish) notation
• Convert item counts into stack and unit totals
• Convert joules to volts for circuit energy estimates
• Convert katha to square feet instantly
• Convert Kelvin to Celsius, Fahrenheit and Rankine
• Convert Kelvin value to Fahrenheit instantly
• Convert kg per cm squared to psi with instant results
• Convert kg to ml using substance density
• Convert kilobytes to megabytes quickly and accurately
• Convert kilograms to liters using a known density
• Convert kilograms to newtons for force calculations
• Convert kilograms to ounces instantly and accurately
• Convert kilograms to pounds with instant results
• Convert kilograms to stones and display a precise result
• Convert kilograms to US liquid gallons instantly
• Convert kilometers to feet quickly and accurately
• Convert kilometers to meters quickly and precisely
• Convert kilometers to miles instantly with precision and rounding
• Convert kilometers to miles, meters, or feet instantly
• Convert kilopascals (kPa) to atmospheres (atm) instantly
• Convert kilopascals (kPa) to common pressure units
• Convert kilopascals to millimeters of mercury instantly
• Convert kilopascals to pounds per square inch
• Convert ksi to psi for pressure readings
• Convert ksi values to MPa instantly
• Convert kVA to amperage for single-phase and three-phase systems
• Convert land measurement values from cents to square meters
• Convert latitude and longitude to UTM coordinates
• Convert leet speak to plain readable text
• Convert letters to numeric codes for encoding or analysis
• Convert levered equity beta to unlevered beta
• Convert light years to kilometers and meters
• Convert light-years to kilometers or miles instantly
• Convert liters to centiliters with precise decimal output
• Convert liters to cubic centimeters instantly
• Convert liters to pounds for water instantly
• Convert loan and property values to calculate LTV ratio
• Convert lot dimensions or unit measurements into acres
• Convert lot size to square feet instantly
• Convert lowercase text to uppercase instantly
• Convert lumens to estimated wattage for bulbs
• Convert lux to footcandles for lighting measurements
• Convert margin percentages to markup percentages instantly
• Convert mass and velocity into kinetic energy
• Convert Mayan numerals to modern numbers
• Convert measured volume into density with mass input
• Convert measurements to cords and wood quantities
• Convert megabits per second (Mbps) to gigabits per second (Gbps)
• Convert megabits per second to megabytes per second quickly
• Convert megabytes to gigabytes and vice versa instantly
• Convert megapascals to psi and other pressure units
• Convert mesh size to microns quickly
• Convert meters per second to kilometers per hour
• Convert meters to feet and display exact value immediately
• Convert meters to feet quickly and accurately
• Convert meters to miles instantly with chosen precision
• Convert meters to other length units
• Convert metric bolt sizes to SAE equivalents quickly
• Convert metric lengths, weights, and volumes to imperial
• Convert metric measurements to inches quickly
• Convert metric units to standard imperial units
• Convert mg to cc for feline medication dosing
• Convert micrograms to international units (IU) for vitamin dosage
• Convert micrograms to milligrams and back instantly
• Convert micrograms to milliliters for medication dosing
• Convert micrometers to millimeters, centimeters, inches, and meters
• Convert microns to mils for quick, precise results
• Convert microwave wattage to equivalent power or time
• Convert miles to kilometers and other units
• Convert milligrams to milliliters using density input
• Convert milligrams to tablespoons with instant accurate conversion
• Convert milligrams to teaspoons for ingredient measurements
• Convert milliliters into US cups for exact measurement
• Convert milliliters to cubic centimeters instantly
• Convert milliliters to grams for ingredient measurements
• Convert milliliters to kilograms for precise mass estimates
• Convert milliliters to ounces for precise measurements
• Convert milliliters to pounds for a quick mass estimate
• Convert milliliters to tablespoons for cooking measurements
• Convert milliliters to teaspoons quickly and accurately
• Convert millimeter diameter to carat weight instantly
• Convert millimeter diameter to standard ring size
• Convert millimeters to feet and get instant results
• Convert millimeters to inches with instant precise decimal results
• Convert millimeters to kilometers with instant numeric result
• Convert millimeters to meters for quick length results
• Convert millimeters to other length units quickly
• Convert millimeters to other metric and imperial units
• Convert millions to billions and back instantly
• Convert milliseconds to seconds and minutes instantly
• Convert milliseconds to seconds and vice versa
• Convert milliseconds to seconds with instant numeric result
• Convert mils to inches and millimeters quickly
• Convert mils to millimeters for quick, accurate results
• Convert minutes and seconds to decimal degrees
• Convert minutes into decimal hours for calculations
• Convert minutes into hours and minutes format
• Convert minutes into seconds for precise time calculations
• Convert minutes to days with precise decimal output
• Convert minutes to hours, seconds, and days
• Convert minutes to hours, seconds, or days instantly
• Convert minutes to years with decimal precision
• Convert ml to μl for precise lab measurements
• Convert mmHg to atm and get instant precise results
• Convert mmHg to atm for pressure readings
• Convert mmol/L glucose values to mg/dL
• Convert molarity to mass percent for a solution
• Convert MPa to psi for pressure or stress readings
• Convert my dog's age to human years
• Convert my draft into a concise, objective journalistic report
• Convert my hamster's age into human years
• Convert nanometers to meters with exact decimal output
• Convert nanometers to other length units
• Convert natural gas volumes between common industry units
• Convert nautical miles to statute miles instantly
• Convert nautical speed from knots to miles per hour
• Convert net salary to gross pay instantly
• Convert newton meters to other torque units instantly
• Convert newton-meters to foot-pounds with instant numeric result
• Convert newton-meters to inch-pounds with instant results
• Convert newton-meters to joules with instant results
• Convert nominal GDP into inflation-adjusted real GDP
• Convert nominal interest rate to effective annual rate
• Convert numbers into scientific notation and calculate results
• Convert numeric digits into corresponding alphabetic letters
• Convert oil volume to butter equivalent for recipes
• Convert ounces to cubic centimeters and view precise result
• Convert ounces to cups for cooking and baking
• Convert ounces to grams and get instant results
• Convert ounces to kilograms with precise decimal output
• Convert ounces to milliliters with decimal precision
• Convert ounces to pounds quickly and accurately
• Convert overworld coordinates to nether portal coordinates
• Convert Pakistani GPA to percentage instantly
• Convert parts per million (ppm) to molarity
• Convert pascals to kilopascals, bars, and psi
• Convert pascals to pounds per square inch
• Convert pay from other frequencies to semi-monthly
• Convert pence to pounds and format as currency
• Convert pennies into dollars with instant results
• Convert percentage concentration to molarity for a solution
• Convert photon or wave energy into wavelength
• Convert pints to cups using a simple conversion factor
• Convert pints to gallons for US or UK measurements
• Convert pints to pounds using density or ingredient type
• Convert pixel values to em units for responsive text
• Convert pixels to inches and inches to pixels
• Convert polar coordinates to Cartesian x and y values
• Convert polar coordinates to rectangular Cartesian coordinates
• Convert polar or magnitude-angle to a+bi form
• Convert pounds per minute to other mass flow units
• Convert pounds to cups for recipes
• Convert pounds to grams for precise measurements
• Convert pounds to grams with instant, precise results
• Convert pounds to kilograms instantly and accurately
• Convert pounds to lbs instantly and accurately
• Convert pounds to ounces and vice versa instantly
• Convert pounds to ounces for precise measurements
• Convert pounds to stone for immediate weight comparison
• Convert pounds to stone with instant result
• Convert pounds-force (lbf) to newtons (N) instantly
• Convert pounds-force (lbf) to pounds per square inch (psi) instantly
• Convert power and rider weight into power-to-weight ratio
• Convert ppm to mg/L and show exact value
• Convert ppm to percent, ppb, or ppt
• Convert pressure from bar to psig instantly
• Convert pressure values across common pressure units
• Convert price and book values into price-to-book ratio
• Convert prices to per-student supply cost instantly
• Convert progesterone to estrogen ratio from pg and e2 readings
• Convert psi gauge reading to gallons per minute
• Convert psi to common pressure units instantly
• Convert psi to inches of water instantly
• Convert psi to pascals or kilopascals instantly
• Convert psig to psia to get absolute pressure
• Convert quadratic equation to vertex form with steps
• Convert quantities between multiple units instantly
• Convert quarts to cups instantly for recipes
• Convert quarts to gallons instantly and accurately
• Convert quarts to pounds with instant results
• Convert radians to degrees quickly and accurately
• Convert radiation dose values between common units
• Convert rainfall amount into equivalent snowfall depth
• Convert rates between compounding frequencies instantly
• Convert raw answers into scaled section and composite scores
• Convert raw scores to standardized scores quickly
• Convert rectangular box dimensions to estimated weight
• Convert rectangular form to polar form showing step-by-step work
• Convert response to an authoritative expert tone
• Convert RGB color to hexadecimal code
• Convert ring measurements from centimeters to millimeters instantly
• Convert ring size between measurement systems instantly
• Convert RMS value to watts for resistive loads
• Convert Rockwell values to alternative hardness scales
• Convert RPM to other speed units instantly
• Convert salt weight or volume to milligrams of sodium
• Convert seconds into minutes for quick time display
• Convert seconds into other time units instantly
• Convert seconds to days with instant precision
• Convert seconds to years with decimal precision
• Convert sheets to reams or quires instantly
• Convert shoe size between international sizing systems
• Convert signed integers to two's complement binary representation
• Convert slope percentage to angle, ratio, and rise/run
• Convert speed from knots to kilometers per hour instantly
• Convert square centimeters to square millimeters instantly
• Convert square feet into acres instantly
• Convert square feet to cubic yards for concrete
• Convert square feet to other area units instantly
• Convert square inches to square feet instantly
• Convert square meters to other area units instantly
• Convert square meters to square feet instantly
• Convert square miles to square kilometers instantly
• Convert square yards to other area units instantly
• Convert standard form equations into slope intercept form
• Convert standard time to decimal hours and minutes
• Convert step count into miles using stride length
• Convert steps into kilometers for distance tracking
• Convert stock price to earnings ratio instantly
• Convert swim times between pool formats and units
• Convert symbolic permissions to octal chmod value
• Convert tablespoons to grams for ingredient weight
• Convert tablespoons to milliliters with instant, precise results
• Convert tax-exempt bond yield to taxable-equivalent yield
• Convert teaspoons to grams for ingredient accuracy
• Convert teaspoons to milliliters for precise cooking measurements
• Convert temperature between Celsius, Fahrenheit, and Kelvin
• Convert temperature, length, area, volume and weight instantly
• Convert testosterone to estradiol ratio instantly and accurately
• Convert text to ASCII, binary, hex, or decimal
• Convert three values to calculate the missing proportional value
• Convert thrust and weight to compute thrust-to-weight ratio
• Convert time entries into billable hours and fees
• Convert timecode to frames at a specified frame rate
• Convert torque value into engine horsepower
• Convert torr to atm with precise decimal results
• Convert total harmonic distortion between ratio and percentage
• Convert UK shoe sizes to US men's and women's sizes
• Convert uncooked rice amounts to cooked rice yield
• Convert units between systems and check dimensional consistency
• Convert US shoe size to EU shoe size instantly
• Convert US shoe size to UK size instantly
• Convert vitamin A amounts between common units
• Convert volts to electron volts instantly
• Convert waist and hip measurements to ratio
• Convert walking steps into estimated calories burned
• Convert watts to horsepower and other power units
• Convert watts to lux for illuminance measurement
• Convert wavelength to photon energy quickly
• Convert wavelength to wavenumber for spectroscopy analysis
• Convert weeks to months for schedule estimation
• Convert weeks to years with exact decimal output
• Convert weight between stones and kilograms instantly
• Convert weight from stones to pounds instantly
• Convert wet weight to dry matter percentage
• Convert wizarding coins to modern currencies instantly
• Convert word count into estimated reading time
• Convert yards to meters and other metric units
• Convert yards to meters quickly and accurately
• Convert yards to meters with exact numeric output
• Convert years to decades for quick conversion
• Convert yeast amounts between different yeast types
• Convert, add, or find hours between times in multiple formats
• Converters
• Cost Calculators
• Count down days until your wedding day
• Count months and days between two dates
• Create a frequency polygon from input data
• Create a histogram from my data
• Create an operating budget from revenue and expense forecasts
• Cycling and Biking
• Decide whether to drive or bike based on cost and emissions
• Derive the equation of a circle from center and radius
• Detect leading-digit distribution anomalies in numeric datasets
• Determine a chord from notes I hear or play
• Determine a cone's radius from given dimensions
• Determine bond price using yield to maturity and coupon schedule
• Determine chance a chosen box contains only gold
• Determine dilution needed to achieve a target alcohol percentage
• Determine face shape from a photo or selfie
• Determine fall height from time or velocity inputs
• Determine final exam score needed to reach target grade
• Determine fulcrum position from load, effort, and arm lengths
• Determine grout needed based on tile size and gap width
• Determine how deep to set a fence post
• Determine how old I was on a specific date
• Determine if a given amount of onion is toxic to a dog
• Determine if a number is divisible by another
• Determine if a pleural effusion is exudative or transudative
• Determine if a triangle is obtuse from side lengths
• Determine if three side lengths form a triangle
• Determine if two triangles are congruent using SSS
• Determine minimum crate dimensions for a dog
• Determine missing angle measures from known sides
• Determine missing side and area using golden ratio
• Determine missing triangle sides or angles from known values
• Determine molar mass from ideal gas parameters
• Determine mortgage eligibility using 28/36 debt rule
• Determine optimal ski length for your height and ability
• Determine percent elongation using initial and final lengths
• Determine priming sugar amount for target carbonation
• Determine rate change per 10°C temperature increase
• Determine required box capacity for cable count
• Determine required shoelace length for a specific shoe and lacing style
• Determine resistor resistance from color bands
• Determine solution molarity from titrant volume and concentration
• Determine the interval between two musical notes
• Determine the right tank size for my turtle
• Determine the systematic name of an ionic compound
• Determine the unit rate from a given ratio
• Determine triangle type from side lengths
• Determine weight of a given concrete volume
• Determine what percentage one duration is of another
• Determine whether a bug survives on a rotating rim
• Determine whether a number is a perfect square
• Determine whether a number is even or odd
• Determine whether a patient meets pulmonary embolism rule-out criteria
• Determine whether a specific integer is prime
• Determine whether a specific year is a leap year
• Determine whether a triangle is acute using side lengths
• Determine whether a trinomial is a perfect square
• Determine whether swapping envelopes increases expected value
• determine whether the modulo operation is associative
• Determine whether to buy a 3D printer or outsource
• Determine whether to rent or buy given my finances
• Determine whether two numbers are relatively prime
• Determine which tax bracket I fall into
• Determine wire gauge for a 100 amp circuit
• Device Calculators
• Diagonalize a square matrix and compute eigenvalues
• Divide two binary numbers and get quotient and remainder
• Divide two complex numbers and get the quotient
• Divide two polynomials and return quotient and remainder
• Draw solution sets of one-dimensional inequalities on a number line
• Encryption Tools
• Estimate 0-60 mph acceleration time from vehicle specs
• Estimate 1- and 3-year survival for heart failure
• Estimate 30-day mortality after intracerebral hemorrhage
• Estimate 5- and 10-year breast cancer recurrence risk
• Estimate a horse's weight from girth and length measurements
• Estimate a mare's foaling date from conception date
• Estimate a person's birth year from their death date
• Estimate a point value using bilinear interpolation on a grid
• Estimate a tree's age using growth factors
• Estimate a tree's height using simple measurements
• Estimate a tree's replacement cost or market value
• Estimate ad revenue from my video channel
• Estimate adjusted body weight for precise medication dosing
• Estimate air temperature by counting cricket chirps
• Estimate alcoholic drink quantities for a wedding reception
• Estimate annual cost savings from switching to LED bulbs
• Estimate annual income tax for a given salary and deductions
• Estimate audiobook listening time from length and speed
• Estimate average customer wait time from arrival and service rates
• Estimate bicarbonate dose needed to correct deficit
• Estimate Bitcoin ETF potential returns over time
• Estimate bladder cancer recurrence and progression risk
• Estimate body surface area for medication dosing
• Estimate bond yield given price, coupon, and maturity
• Estimate California state income tax for a given year
• Estimate calories burned climbing stairs from steps, flights, or time
• Estimate calories burned during a sauna session
• Estimate calories burned for a hiking session
• Estimate calories burned from heart rate and duration
• Estimate calories burned on an elliptical machine
• Estimate calories burned while standing based on weight and time
• Estimate calories burned while swimming by time and intensity
• Estimate calories burned while walking at a given pace
• Estimate calories burned while watching a sports event
• Estimate calories for different donut sizes and types
• Estimate calories, sugar, and texture of an ice cream serving
• Estimate carbon footprint for an Olympic event
• Estimate cash back earnings for a given spending pattern
• Estimate cash value of airline miles quickly
• Estimate catch time and distance for a breakaway
• Estimate cirrhosis prognosis using the Child-Pugh score
• Estimate collection fees for a specific account balance
• Estimate conversational interface complexity from features and channels
• Estimate COPD survival using BODE index
• Estimate covid-related PPE plastic pollution from my usage
• Estimate current appliance value from purchase date and condition
• Estimate customer lifetime value from average order value and retention
• Estimate daily calories needed to maintain my weight
• Estimate daily water needs for my dog
• Estimate data intervals using the empirical rule
• Estimate decking materials and labor for a new deck
• Estimate deferred payment loan interest and total cost
• Estimate disseminated intravascular coagulation risk from labs
• Estimate DLBCL survival probability from patient data
• Estimate download time from file size and bandwidth
• Estimate earliest reliable test date from last period
• Estimate early retirement date from current savings rate
• Estimate employee FICA (Social Security and Medicare) withholding amounts
• Estimate endotracheal tube size from patient age or weight
• Estimate engine horsepower from torque and RPM
• Estimate EPF maturity amount from contributions and interest
• Estimate excess mileage fee for my lease term
• Estimate expected weight loss after gastric sleeve
• Estimate fabric and trim needed for a bag project
• Estimate fat and protein units for a meal using Warsaw method
• Estimate federal and state tax on lottery winnings
• Estimate fence materials, labor, and total project cost
• Estimate fetal weight percentile from ultrasound measurements
• Estimate FHA monthly payment including mortgage insurance
• Estimate file size from image dimensions and format
• Estimate final dimensions after clay shrinkage during firing
• Estimate final interest and EMIs after a moratorium
• Estimate fish tank volume from dimensions and shape
• Estimate fish weight from length and species
• Estimate flooring costs for a renovation project
• Estimate food quantities per guest for Thanksgiving
• Estimate future salary based on raises and inflation
• Estimate future value of a lump-sum investment
• Estimate future value using exponential growth rate from data
• Estimate gear and sizing for multiple sports quickly
• Estimate hearing risk from noisy environments quickly
• Estimate heaviness of smoking index score
• Estimate height for bedridden or immobile patients using proxies
• Estimate heparin-induced thrombocytopenia (HIT) risk using 4Ts
• Estimate how frequently money circulates in an economy
• Estimate how layered protections reduce COVID-19 transmission risk
• Estimate how long makeup will last with current use
• Estimate how long to chill a beverage to target temperature
• Estimate how long to reach a specific English level
• Estimate how many books you can read during quarantine
• Estimate how many uses to offset single-use bags
• Estimate how much candy is needed for trick-or-treaters
• Estimate how much lifespan increases from regular biking
• Estimate how much plastic I use annually
• Estimate how much to offer on a house
• Estimate how much you saved during quarantine
• Estimate how the proposed federal tax plan affects my take-home pay
• Estimate HRA exemption based on salary, rent and city
• Estimate Illinois state income tax for current year
• Estimate intracranial hemorrhage volume from CT scan images
• Estimate ischemic and bleeding risk to guide DAPT duration
• Estimate leasing agent commission based on rent and lease term
• Estimate life expectancy for someone diagnosed with Alzheimer's
• Estimate lightning distance from flash-to-bang time
• Estimate likelihood a kidney stone will pass naturally
• Estimate liver fibrosis risk using NAFLD score
• Estimate lost wages assistance payment amount
• Estimate mantle cell lymphoma prognosis using MIPI score
• Estimate material and installation cost for a metal roof
• Estimate materials and dimensions for a retaining wall
• Estimate materials and labor cost for building a shed
• Estimate maximum purchase bid using after-repair value
• Estimate mercury intake from a specific fish serving
• Estimate money saved by quitting smoking
• Estimate monthly cost of period products
• Estimate monthly driving costs and compare routes
• Estimate monthly lease payments for a specific car
• Estimate monthly mortgage payments with fees and taxes
• Estimate monthly payment after consolidating multiple debts
• Estimate monthly payment for a jumbo mortgage
• Estimate monthly payment to pay off your credit card
• Estimate monthly payments and total cost for a business loan
• Estimate monthly payments including final balloon payment
• Estimate monthly repayments and total loan cost
• Estimate monthly VA loan payments for specific loan terms
• Estimate mowing cost for my lawn size and frequency
• Estimate my 10-year osteoporosis fracture risk from personal data
• Estimate my annual take-home pay after taxes
• Estimate my chance of successful vaginal birth after cesarean
• Estimate my daily fiber requirement by age and sex
• Estimate my kitten's adult size from age and breed
• Estimate my place in Australia's vaccine queue
• Estimate my place in the local vaccine queue
• Estimate my place in the UK's vaccine queue
• Estimate my place in the vaccine queue in the Philippines
• Estimate my position in India's vaccine queue
• Estimate my position in Malaysia's vaccine queue
• Estimate my position in the vaccine queue for Northern Ireland
• Estimate my position in the Wales vaccine queue
• Estimate my puppy's adult weight from current measurements
• Estimate my VA disability compensation from combined ratings and dependents
• Estimate New York State income tax for a year
• Estimate number of concrete blocks needed for a wall
• Estimate number of infectious attendees given event variables
• Estimate number of leaves on a tree
• Estimate number of pickets for a fence run
• Estimate number of posts, rails, and pickets needed
• Estimate offspring genotype and phenotype probabilities
• Estimate outbreak probability under social distancing scenarios
• Estimate particle mean free path given temperature and pressure
• Estimate patient COVID-19 mortality risk from clinical factors
• Estimate patient functional capacity from activity questionnaire
• Estimate peak expiratory flow from my measurements
• Estimate per-acre vegetable yield for harvest planning
• Estimate pneumonia mortality risk using patient variables
• Estimate postoperative myocardial infarction risk for a surgical patient
• Estimate pregnancy due date from last menstrual period
• Estimate pregnancy status from blood hCG level and date
• Estimate pregnancy weight gain for each week
• Estimate quantities of food and drinks for a barbecue
• Estimate quarter-mile time from power and weight
• Estimate recruiter hours per candidate for CV screening and interviews
• Estimate required down payment for a home purchase
• Estimate required emergency fund based on monthly expenses
• Estimate required punch force for a given material
• Estimate risk of clinically important TBI in children
• Estimate risk of developing type 2 diabetes
• Estimate roof area, material quantities, and total cost
• Estimate room heat load using area and insulation values
• Estimate sand required based on area and depth
• Estimate scrap silver melt value from weight and purity
• Estimate sled speed and stopping distance on slopes
• Estimate state tax on my annual income
• Estimate stillbirth risk for current pregnancy
• Estimate T20 team ranking from team performance data
• Estimate take-home pay after taxes and deductions
• Estimate Texas sales tax for a purchase amount
• Estimate the speed of sound based on temperature and medium
• Estimate the total cost to raise a child
• Estimate time of death from body temperature
• Estimate time to build freezer milk stash
• Estimate time to double an investment quickly
• Estimate total career earnings based on salary and growth
• Estimate total cost for a shopping list
• Estimate total drinks needed for a guest count
• Estimate total iron deficit in mg for patients
• Estimate total meeting cost by attendees and duration
• Estimate total training time for a triathlon plan
• Estimate travel speed and range for a prototype
• Estimate triple net NNN lease payments for a property
• Estimate UK capital gains tax on property sale
• Estimate vaccination rollout timeline for a population
• Estimate vinyl fence materials and installation cost
• Estimate VLDL cholesterol from triglyceride levels
• Estimate water wasted from a leaking faucet per day
• Estimate weekly benefit amount from past wages and hours
• Estimate weight loss needed to reach target BMI
• Estimate weld joint strength from material, size, and load
• Estimate what you could do instead of social media
• Estimate where I am in the Netherlands vaccine queue
• Estimate wind speed from windsock angle and size
• Estimate your Alabama state income tax liability
• Estimate your American Rescue Plan stimulus payment
• Estimate your California stimulus check amount
• Estimate your chances of having twins from personal factors
• Estimate your place in England's vaccine queue
• Estimate your place in the vaccination queue in Canada
• Estimate your private savings from income and expenses
• Evaluate exponential expressions with a given base and exponent
• Expand logarithmic expressions into sums, differences, and powers
• Explain causes of a false negative pregnancy test
• Explain how Hilbert's Hotel accommodates infinitely many guests
• Explain how modulo applies in order of operations
• Explain practical uses of the modulo operator in programming
• Explain what a positive pregnancy test means
• Explain why completing the square solves quadratic equations
• Express a fraction as a sum of unit fractions
• Express a probability as a simplified fraction
• Factor a quadratic trinomial and provide step-by-step solution
• Factor a quadratic trinomial using reverse foil
• Financial Ratios
• Find a missing endpoint from midpoint and endpoint coordinates
• Find a missing side using the Pythagorean theorem
• Find a sphere's center and radius from equation
• Find all factors and prime factorization of a number
• Find all geometric properties of a regular hexagon
• Find all positive divisors of a given number
• Find all six trig functions for a given angle
• Find common denominator and add or subtract fractions
• Find consecutive integers that satisfy an equation
• Find coterminal angles for a given angle
• Find critical value for one- or two-tailed tests
• Find cubic feet in a cylinder from radius and height
• Find equation of a line parallel to a given line
• Find equation of a line through two points
• Find equation of a line using point-slope form
• Find equivalent fractions for a given fraction
• Find frequency for a given musical note
• Find great-circle azimuth from latitude and longitude
• Find if a date is a palindrome and list matches
• Find isosceles triangle height and area from base and legs
• Find length and width from a given perimeter
• Find missing side lengths using similar triangles
• Find missing side or angle in a right triangle
• Find missing side using triangle proportionality theorem
• Find missing sides and angles from known values
• Find missing sides and angles from three side lengths
• Find network IP range from CIDR notation
• Find null space basis and dimension for a matrix
• Find number of weeks and days between dates
• Find out what personality you'd have as a cat
• Find perpendicular distance from a point to a plane
• Find productive activities to replace short-form video use
• Find productive activities to replace TV watching
• Find protons, neutrons, and electrons for an isotope
• Find sine and cosine using double-angle identities
• Find sine value for a given angle
• Find the angle between hour and minute hands
• Find the center of a circle from points or arcs
• Find the center of an ellipse from its equation
• Find the circumcenter coordinates from triangle vertices
• Find the cofunction value for a given angle
• Find the constant of proportionality from given values
• Find the correct flange size for my breast pump
• Find the cube root of any number
• Find the date 100 days after a given date
• Find the digital root of a number
• Find the equation of a perpendicular line
• Find the exact value of trigonometric functions for standard angles
• Find the greatest common divisor of a list of integers
• Find the greatest common divisor of two integers
• Find the greatest common divisor of two or more integers
• Find the least common denominator for fractions
• Find the least common denominator for given fractions
• Find the least common factor between two numbers
• Find the least common multiple for a set of integers
• Find the least common multiple of given integers
• Find the least common multiple of given numbers
• Find the line of intersection of two planes
• Find the median value from a numeric dataset
• Find the midpoint between two Cartesian coordinates
• Find the multiplicative inverse of a number
• Find the nth term of a geometric sequence
• Find the reciprocal of a given number
• Find the recommended bike size by height and inseam
• Find the roots of a cubic equation
• Find the slope of a triangle's side from two points
• Find the square root of a number
• Find the sum of two 2D vectors
• Find the surface area of a cone
• Find the temperature of an ideal gas from pressure and volume
• Find the unique solution to simultaneous congruences
• Find the value of a trig function for an angle in degrees
• Find the y-intercept from slope-intercept form
• Find triangle vertex coordinates from side lengths and angles
• Find which bikini style flatters my body shape
• Fit a fourth-order polynomial to x-y data
• Fit a linear model using least squares
• Fit a quadratic curve to my dataset
• Fit calibration curve and compute unknown concentrations
• Flip a single coin and return heads or tails
• Fractions and Percentages
• Gardening and Crops
• Generate a magic square for a given order and target sum
• Generate a random yes or no answer
• Generate a scale from a root note and pattern
• Generate a scatter plot to visualize relationships
• Generate a sequence of uniformly distributed decimal numbers
• Generate a single uniform random number within a range
• Generate a tailored New Year resolution plan
• Generate all subsets of a given set and count them
• Generate block-by-block templates for circular builds
• Generate chord progressions based on key and mood
• Generate completing the square practice questions with step-by-step solutions
• Generate Hamming code for a binary message
• Generate or verify odd parity bits for data
• Generate RSA key pairs with specified bit length
• Generate the nth row of Pascal's triangle
• Generate the power set for a given set
• Generate truth table for a logic gate
• Graph a quadratic inequality and identify the solution set
• Graphics Tools
• Hair Care Tools
• Heart and Blood Health
• Holiday Calculators
• Identify corner points and evaluate objective function
• Instantly convert numbers into Roman numerals and back
• Integrate a rational function using completing the square
• Interpret arterial blood gas and calculate acid-base status
• Interpret sperm analysis results and identify issues
• Liquidity Management
• List all possible rational zeros for a polynomial
• Loans and Credit
• Locate an author's professional email address quickly
• Math Tools
• Matrix Calculators
• Measure your simple reaction time in milliseconds
• Media Utilities
• Model ARM payment changes after rate adjustments
• Mole and Particle Tools
• Multiply a matrix by a scalar value
• Multiply complex numbers in rectangular or polar form
• Multiply numbers expressed in scientific notation and simplify result
• Multiply two binary numbers and show steps
• Multiply two binomials and simplify the product
• Multiply two binomials using FOIL method
• Multiply two matrices to produce the product
• Multiply two or more fractions and simplify the result
• Multiply two or more numbers to find the product
• Multiply two polynomials to find their product
• Order decimals in ascending or descending order
• Orthonormalize a set of vectors using Gram-Schmidt
• Perform hypothesis test and interpret significance
• Pet Breeding and Pregnancy
• Plan safe weight maintenance during pregnancy by trimester
• Plot polynomial functions and analyze key features
• Precious Metal Calculators
• Predict a baby's eye color from parental genetics
• Predict a rabbit's coat color from parental genotypes
• Predict adult height from child measurements
• Predict finish time across different race distances
• Predict protein solubility from sequence and conditions
• Printing and Prepress
• Probability and Distributions
• Quickly convert watts to any power unit
• Quilting Tools
• Reconcile bank statements to identify discrepancies
• Reduce a fraction to lowest terms
• Resize images or videos to exact 16:9 aspect ratio
• Reverse words, characters, or whole sentences instantly
• Roll a specified number of dice and list results
• Roll and calculate totals for up to 15 d10 dice
• Roll multiple d20 dice and sum results instantly
• Roll multiple tabletop RPG dice with modifiers
• Roll virtual dice using custom dice notation
• Round a currency amount to the nearest dollar
• Round a decimal to the nearest integer
• Round a decimal to the nearest tenth
• Round a number to a specific decimal place
• Round a number to the nearest hundred
• Round a number to the nearest hundredth
• Round a number to the nearest ten
• Round a number to the nearest thousand
• Round a number to the nearest thousandth
• Round a value to the nearest cent
• Round monetary amounts to the nearest penny
• Run a hypothesis test and interpret results
• Run multiple linear regression and view model diagnostics
• Salary and Income Tax
• Savings and Investments
• Scale salt dough ingredients to desired quantity
• Set and track daily word-count targets for a novel
• Shift letters by a fixed number to encode or decode
• Show days until Valentine's Day from today
• Simplify a fraction to its lowest terms
• Simplify a ratio to its simplest form
• Simplify an exponent raised to another exponent
• Simplify expressions containing square and nth roots
• Simplify expressions using the associative property
• Simplify trigonometric expressions using standard identities
• Simulate alternating losing games to measure net winning rate
• Simulate outbreak progression and estimate survivor counts
• Simulate roll outcomes for a six-sided die
• Skin Care Tools
• Solve a linear system using Cramer's rule
• Solve a quadratic by completing the square step-by-step
• Solve a system of two linear equations using substitution
• Solve a system using the substitution method step-by-step
• Solve for angle using inverse trigonometric function
• Solve for focal length from object and image distances
• Sort a list of numbers from least to greatest
• Sort a list of numbers into ascending order
• Sort decimal values from least to greatest
• Sort numbers from greatest to least
• Sort up to 50 numbers into ascending or descending order
• Stairs and Carpentry
• Student Tools
• Subtract a duration from a timestamp
• Subtract two binary numbers and get the result
• Subtract two fractions with unlike denominators and simplify
• Sustainability Calculators
• Temperature
• Time and Scheduling
• Transcribe DNA sequence to mRNA for translation
• Translate color code between hex, RGB, HSL, and CMYK
• Translate plain text into International Morse code
• Transpose a song from one key to another
• Transpose chord progressions to a different key
• Triangulate nearest end portal using eyes of ender
• Use compatible numbers to estimate sums and products
• Use Fermat's Little Theorem to compute modular exponentiation
• Use inverse cosine to compute angle from a value
• Use power-reduction identities to rewrite squared trig functions
• Use the elimination method to solve a system step-by-step
• Validate a number using the Luhn algorithm
• Work through long division step by step