Math
Percentages, fractions and statistics
x̄ 87.2NewMathAverage CalculatorGet the mean, median, mode, range and sum of any list, with optional weights.1.48 yd³NewMathConcrete CalculatorWork out how much concrete you need for a slab, column or footing, in cubic meters, yards and bags.92%NewMathFinal Grade CalculatorFind out what score you need on your final exam to hit your target grade.5/6NewMathFraction CalculatorAdd, subtract, multiply and divide fractions with exact simplified results.3.48NewMathGPA CalculatorTurn letter grades and credits into your semester and cumulative GPA on the 4.0 scale.B+ 88%NewMathGrade CalculatorCalculate your weighted class grade as a letter, percentage, and GPA, instantly.25%NewMathPercentage CalculatorFind X% of a number, apply increases or decreases, and measure percent change.2:3NewMathRatio CalculatorSimplify ratios, solve A:B = C:x proportions and split dilution ratios.3 m³NewMathVolume CalculatorCompute the volume of a box, cylinder, sphere, cone or pool, with instant liter and gallon conversions.