Will it fit while moving?
Inspect rectangular furniture movement and turning clearance.
Categories
Calculators
Choose a calculator by the quantity you know and the result you need. Check units, percentage bases and rounding. Financial examples depend on the rates and assumptions you enter; they do not fetch current taxes or lender offers.
Calculators
45 Results
Calculators
Fair meeting engine
Compare total and worst individual meeting burden.
Meet needs with less
Find low-cost combinations from your real options and requirements.
Percentage calculator
Find a percentage of a number, or calculate what percentage one value represents.
Percentage change
Calculate the increase or decrease between an original and a new value.
Average calculator
Find the arithmetic mean, count and sum of a list of numbers.
Median calculator
Find the middle value, sorted list and mode of your data.
Standard deviation
Compare sample and population standard deviation, variance and mean.
Ratio calculator
Simplify two integers into their smallest equivalent ratio.
Fraction calculator
Add, subtract, multiply or divide two fractions and simplify the result.
Scientific calculator
Evaluate arithmetic with parentheses, powers, square roots and trigonometric functions.
Random number generator
Generate cryptographically sourced random integers within a chosen inclusive range.
Dice roller
Roll virtual dice with your choice of sides and see the total.
Coin flip
Flip one or more virtual coins and count heads and tails.
Prime number checker
Check whether an integer is prime and find a divisor when it is composite.
Prime factorization
Express a positive integer as a product of prime factors.
GCD and LCM
Find the greatest common divisor and least common multiple of two integers.
Quadratic equation solver
Solve ax² + bx + c = 0 and inspect the discriminant.
Triangle calculator
Calculate a triangle’s area and perimeter from three side lengths.
Circle calculator
Calculate diameter, circumference and area from a radius.
Rectangle calculator
Find a rectangle’s area, perimeter and diagonal.
Compound interest calculator
Estimate growth from a starting amount, annual rate and compounding frequency.
Loan payment calculator
Estimate a fixed-rate amortizing loan’s monthly payment and total interest.
Discount calculator
Find the final price and amount saved from a percentage discount.
Tip and split calculator
Calculate a tip, the total bill and each person’s share.
Tax / VAT calculator
Add a tax rate to a net amount or extract it from a tax-inclusive total.
Break-even calculator
Estimate the number of units needed to cover fixed and variable costs.
Weighted average
Calculate an average from values and their nonnegative weights.
Percentile calculator
Find a percentile using linear interpolation between sorted observations.
Linear regression
Fit a least-squares line and report slope, intercept and R².
Numeric frequency table
Build a sorted frequency and cumulative frequency table.
Matrix calculator
Add, multiply or transpose numeric matrices up to 30 × 30.
Two-variable equation solver
Solve ax + by = c and dx + ey = f with a uniqueness check.
Combinations & permutations
Count ordered and unordered selections without replacement using exact integers.
Big integer calculator
Add, subtract, multiply or divide integers without floating-point rounding.
Batch number rounding
Round a list to a chosen number of decimal places with explicit rules.
3D vector calculator
Calculate magnitudes, dot product, cross product and the angle between two vectors.
Solid geometry calculator
Calculate volume and surface area for a sphere, cylinder or rectangular box.
Margin & markup calculator
Calculate unit profit, gross margin and markup from a cost and selling price.
Inventory reorder point
Estimate a reorder point from daily demand, lead time and safety stock.
Dimensional shipping weight
Compare actual and dimensional weight using a carrier divisor you supply.
Trip fuel cost
Estimate litres and fuel cost from distance and average consumption.
Running pace calculator
Calculate minutes per kilometre, minutes per mile and average speed.
Download time estimator
Estimate transfer time with separate bit-rate and file-size units.
Appliance electricity cost
Estimate energy use and cost from watts, hours and your tariff.
Showing 24 of 45 tools.