Category · 7 tools

Math

Percentages, fractions, averages and random numbers.

Math

Percentages, fractions, averages and random numbers.

7 tools

Fraction Calculator

Add, subtract, multiply and divide fractions and mixed numbers. Get the simplified answer as a fraction, a mixed number and a decimal, with the steps shown.

GCF and LCM Calculator

Find the greatest common factor and least common multiple of 2 to 50 whole numbers, with the prime factorization of every number.

Mean, Median, Mode Calculator

Paste a list of numbers to get the mean, median, mode, range, minimum, maximum, sum and the sample and population standard deviation.

Percentage Calculator

Find a percentage of a number, what percent one number is of another, and the percentage change between two values.

Random Number Generator

Generate one or many random whole numbers between a minimum and a maximum, with or without repeats, using your browser's secure random source.

Ratio Calculator

Simplify a ratio, solve a proportion A : B = C : D for the missing value, or split a total in a given ratio, with short step-by-step working.

Scientific Calculator

Free online scientific calculator with trigonometry in degrees or radians, powers, roots, logarithms, factorials, parentheses and a history of your last 10 results.