Math Calculators
Browse all 46 free math calculators below — covering arithmetic, fractions, trigonometry, statistics, and more.
Jump to this block on hub →Math homework, lab prep, quick verification, exploratory parameter sweeps—structured arithmetic belongs in calculators so humans focus on interpreting outputs.
Each tool concentrates on deterministic transforms over numbers, polynomials, radix conversions, probabilistic aggregates (mean/variance), unitless trigonometric ratios.
Browse 46 calculators
Click any calculator below to get started — no sign-up required.
Addition CalculatorSubtraction CalculatorMultiplication CalculatorDivision CalculatorPercentage CalculatorPercentage Change CalculatorPercentage Increase CalculatorPercent Error CalculatorAverage CalculatorWeighted Average CalculatorStandard Deviation CalculatorVariance CalculatorFractions CalculatorAdding Fractions CalculatorSubtracting Fractions CalculatorMultiplying Fractions CalculatorDividing Fractions CalculatorSimplifying Fractions CalculatorSquare Root CalculatorRoot CalculatorExponents CalculatorExponential Growth CalculatorFactorial CalculatorLog CalculatorLn CalculatorAntilog CalculatorSine CalculatorCosine CalculatorTangent CalculatorArcsin CalculatorArccos CalculatorArctan CalculatorTrigonometry CalculatorPythagorean Theorem CalculatorQuadratic Equation SolverRatio CalculatorGCF CalculatorLCM CalculatorRemainder CalculatorScientific Notation CalculatorHex CalculatorComplex Numbers CalculatorConvolution CalculatorRandom Number GeneratorOnline Math CalculatorSimple Math Calculator