Maths & Statistics Calculators
Percentages, fractions, algebra and statistics.
Percentage CalculatorWork out percentages both ways.Percentage Change CalculatorPercentage increase or decrease between two values.Percentage Difference CalculatorPercentage difference between two values.Fraction CalculatorAdd, subtract, multiply and divide fractions.Ratio CalculatorSimplify a ratio and scale it.Proportion CalculatorSolve A : B = C : X for X.Average CalculatorAverage, sum and count of a list of numbers.Weighted Average CalculatorAverage where each value has a weight.LCM CalculatorLeast common multiple of two or more numbers.HCF CalculatorHighest common factor (GCD) of two or more numbers.Factor CalculatorAll factors of a whole number.Prime Factorization CalculatorBreak a number into prime factors.Square Root CalculatorSquare root of a number.Cube Root CalculatorCube root of a number.Exponent CalculatorRaise a number to a power.Log CalculatorLogarithm of a number to any base.Antilog CalculatorAntilogarithm of a value.Scientific CalculatorEvaluate expressions with powers, roots, logs and trigonometry.Graphing CalculatorPlot up to three functions of x on one graph.Quadratic CalculatorRoots of a quadratic equation ax² + bx + c = 0.Equation Solver CalculatorSolve two or three linear equations in x, y and z.Matrix CalculatorDeterminant, inverse, transpose, addition and multiplication of matrices.Derivative CalculatorNumerical derivative of a function at a point.Integral CalculatorDefinite integral of a function between two limits.Limits CalculatorEstimate the limit of a function as x approaches a value.Trigonometry CalculatorSine, cosine and tangent of an angle.Inverse Trig CalculatorArcsine, arccosine and arctangent of a value.Permutation & Combination CalculatorNumber of permutations (nPr) and combinations (nCr).Standard Deviation CalculatorStandard deviation and variance of a data set.Mean Median Mode CalculatorMean, median, mode and range of a data set.Percentile CalculatorValue at a given percentile of a data set.Sample Size CalculatorSample size needed for a survey.Binary & Hex CalculatorConvert whole numbers between decimal, binary, octal and hex.