Free Online Math Calculators
Equations, graphs, matrices and statistical analysis
Equation SolverMatrix CalculatorStatisticsFactorial CalculatorRoman NumeralsFraction CalculatorGraph PlotterGCD & LCMPrime Number CheckerProportion Calculator
Tools in Math & Statistics
Compare all 10 tools by their catalog descriptions and open the one you need.
- Equation SolverSolve linear and quadratic equations over the real numbers
- Matrix CalculatorAddition, multiplication, determinant, inverse matrix
- StatisticsMean, median, mode, standard deviation
- Factorial CalculatorCalculate exact n! for integers from 0 to 1000
- Roman NumeralsConvert Arabic numbers to Roman and back
- Fraction CalculatorExact common-fraction operations with reduced results
- Graph PlotterVisualize mathematical functions
- GCD & LCMGreatest common divisor and least common multiple
- Prime Number CheckerDeterministic primality check in the unsigned 64-bit range
- Proportion CalculatorFind one unknown value in A/B = C/D