Math Calculators

Averages, spread, percentages, and statistics. Every tool is free, runs instantly in your browser, and shows the formula behind the answer.

All math tools

Average CalculatorMean, median, and full stats for any list of numbers.Open →Standard Deviation CalculatorSample or population standard deviation from a list.Open →Percentage CalculatorPercent of, percent of a total, and percent change.Open →GCF CalculatorGreatest common factor and LCM of any numbers.Open →Proportion CalculatorSolve the missing value in A/B = C/X.Open →P-Value CalculatorP-value from a z-score or t-statistic.Open →

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