Percentage Calculator

Three quick percentage calculations in one place: percent of a number, what percent one number is of another, and percentage change.

What is X% of Y?

Percentage

Number

Result

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X is what percent of Y?

X

Y

Result

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Percentage change

From

To

Change

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Everyday math

Useful for tips, grades, budgets, growth and quick comparisons.

Three formulas

Handle the most common percentage questions without switching pages.

Private by default

Your values are calculated directly in your browser.