33 free tools
Math calculators
Solve percentages, ratios, fractions, averages, and scientific expressions. Every tool includes its formula, an example, and instant private results.
Percentage Calculator
Quickly find what a given percentage of any number equals.
Open calculatorPercentage Change Calculator
Measure the percentage increase or decrease between an original and a new value.
Open calculatorFraction Calculator
Add, subtract, multiply, or divide two fractions and receive a simplified answer.
Open calculatorAverage Calculator
Find the arithmetic mean, sum, count, minimum, and maximum of a list of numbers.
Open calculatorRatio Calculator
Simplify a two-number ratio to its lowest whole-number form.
Open calculatorScientific Calculator
Evaluate common arithmetic, powers, roots, trigonometry, and logarithms with a safe on-page expression tool.
Open calculatorExponent Calculator
Calculate exponent with clear inputs, instant results, and transparent assumptions.
Open calculatorSquare Root Calculator
Calculate square root with clear inputs, instant results, and transparent assumptions.
Open calculatorCube Root Calculator
Calculate cube root with clear inputs, instant results, and transparent assumptions.
Open calculatorLogarithm Calculator
Calculate logarithm with clear inputs, instant results, and transparent assumptions.
Open calculatorFactorial Calculator
Calculate factorial with clear inputs, instant results, and transparent assumptions.
Open calculatorGCD Calculator
Calculate gcd with clear inputs, instant results, and transparent assumptions.
Open calculatorLCM Calculator
Calculate lcm with clear inputs, instant results, and transparent assumptions.
Open calculatorPrime Number Calculator
Calculate prime number with clear inputs, instant results, and transparent assumptions.
Open calculatorPrime Factorization Calculator
Calculate prime factorization with clear inputs, instant results, and transparent assumptions.
Open calculatorMatrix Calculator
Calculate matrix with clear inputs, instant results, and transparent assumptions.
Open calculatorDeterminant Calculator
Calculate determinant with clear inputs, instant results, and transparent assumptions.
Open calculatorQuadratic Formula Calculator
Calculate quadratic formula with clear inputs, instant results, and transparent assumptions.
Open calculatorEquation Solver
Calculate equation solver with clear inputs, instant results, and transparent assumptions.
Open calculatorGraphing Calculator
Calculate graphing with clear inputs, instant results, and transparent assumptions.
Open calculatorHex Calculator
Calculate hex with clear inputs, instant results, and transparent assumptions.
Open calculatorBinary Calculator
Calculate binary with clear inputs, instant results, and transparent assumptions.
Open calculatorDecimal Calculator
Calculate decimal with clear inputs, instant results, and transparent assumptions.
Open calculatorScientific Notation Calculator
Calculate scientific notation with clear inputs, instant results, and transparent assumptions.
Open calculatorStandard Deviation Calculator
Calculate standard deviation with clear inputs, instant results, and transparent assumptions.
Open calculatorVariance Calculator
Calculate variance with clear inputs, instant results, and transparent assumptions.
Open calculatorMean Calculator
Calculate mean with clear inputs, instant results, and transparent assumptions.
Open calculatorMedian Calculator
Calculate median with clear inputs, instant results, and transparent assumptions.
Open calculatorMode Calculator
Calculate mode with clear inputs, instant results, and transparent assumptions.
Open calculatorProbability Calculator
Calculate probability with clear inputs, instant results, and transparent assumptions.
Open calculatorPermutation Calculator
Calculate permutation with clear inputs, instant results, and transparent assumptions.
Open calculatorCombination Calculator
Calculate combination with clear inputs, instant results, and transparent assumptions.
Open calculatorRandom Number Generator
Calculate random number generator with clear inputs, instant results, and transparent assumptions.
Open calculatorAbout our math calculators
CalculatorDepot tools are designed for quick estimates and learning. Inputs stay in your browser, and each page describes the equation behind its result. Check important decisions with a qualified professional when individual circumstances, regulations, or fees matter.