Percentage Calculator

Calculate percentages quickly and easily

What is X% of Y?

What is % of = 50

X is what % of Y?

is what % of = 25%

Percentage change from X to Y

From to = +50%

Find a percentage of a number, find what percentage one number is of another, or calculate percentage change.

Results update instantly as you type. No need to click a button - just enter your numbers.

Discounts, tips, tax, grades, statistics, financial calculations, data analysis.