Percentage Calculator

Calculate percentages: X% of Y, what percent X is of Y, and percentage increase or decrease.

What is X% of Y?

% of
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X is what percent of Y?

is what % of
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Percentage increase / decrease

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Percentage calculator

Three calculators in one: find X percent of a number, work out what percent one number is of another, and calculate the percentage increase or decrease between two values. All results update live as you type.