Math & Statistics Calculators
Everyday math tools for percentages, fractions, and basic statistics, each with the underlying formula shown alongside the result.
Popular
Percentage Calculator
Find percentages, increases, and differences.
MathFraction Calculator
Add, subtract, multiply, and divide fractions.
MathAverage Calculator
Find the mean, min, max, and sum of a data set.
MathRatio Calculator
Simplify and compare ratios.
MathMedian Calculator
Find the middle value of a data set.
MathStandard Deviation Calculator
Measure spread with mean, variance, and SD.
MathProbability Calculator
Find the probability of a single event.
MathMode Calculator
Find the most frequent value in a data set.