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Percentage Calculator

Calculate what X percent of a number is, what percent one number is of another, and percentage increase or decrease.

What is X% of Y?

X is what percent of Y?

Percentage change from X to Y

How percentages work

A percentage is a fraction of 100. To find X% of Y, multiply Y by X ÷ 100. To find what percent X is of Y, divide X by Y and multiply by 100. Percentage change is the difference between two numbers divided by the original number, expressed as a percentage.

Popular lookups

10% of 5010% of 10010% of 20010% of 50015% of 5015% of 10015% of 20015% of 50020% of 5020% of 10020% of 20020% of 50025% of 5025% of 10025% of 20025% of 500

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