Math
Percentages and other everyday math, without the worksheet.
Percentage CalculatorPercent of a number, percent change, increase and decrease.MathPercentage ChangeHow much a number went up or down.MathFraction CalculatorAdd, subtract, multiply or divide two fractions.MathAverageMean, median and mode from a list.MathGCF and LCMGreatest common factor and least common multiple.MathRight TriangleThe missing side of a right triangle.MathTriangle AreaArea from base and height, or from three sides.MathRatio CalculatorA simplified ratio, and one side scaled.MathStandard DeviationSample and population spread of a list.Math