Math
22 tools
Free math calculators: function grapher, systems of linear equations, matrices and determinants, exact trig values, fraction/decimal/percent conversion, fractions, roots, logarithms, factorials, GCD and LCM, primes and scientific notation.
Fraction CalculatorAdd, subtract, simplify, convertExponent CalculatorSquares, cubes and any powerRoot CalculatorSquare, cube and nth rootsLogarithm Calculatorlog, ln and any baseFactorial Calculatorn!, permutations, combinationsGCD & LCM CalculatorGreatest common divisor, least common multiplePrime Number CheckerIs it prime? List primes in a rangePrime Factorization CalculatorPrime factors and all divisorsBinary CalculatorBinary, octal and hex arithmeticScientific Notation ConverterScientific, E and engineering notationScientific CalculatorTrig, logs, powers and factorialsStandard Deviation CalculatorSample or population SD and varianceQuadratic Equation SolverRoots, discriminant and vertexPermutation & Combination CalculatornPr and nCr, exactRounding CalculatorRound to decimals, sig figs or tensArea CalculatorArea and perimeter of common shapesVolume CalculatorVolume of cubes, cylinders, spheres, conesFraction, Decimal & Percent ConverterConvert between all three, with stepsFunction GrapherPlot functions, find zeros and intersectionsSystem of Equations SolverExact solutions for linear systemsTrigonometry CalculatorExact trig values and the unit circleMatrix CalculatorDeterminant, inverse, multiply, rank