Percentage Calculator

Fast, free, and instant percentage calculations.

What is X% of Y?

What is% of

X is what percent of Y?

is what % of

How to use the Percentage Calculator

Using our percentage calculator is incredibly simple. Just enter the numbers into the appropriate fields, and the calculation will be performed instantly as you type. No need to click any buttons or wait for the page to reload.

What is a Percentage?

A percentage is a number or ratio expressed as a fraction of 100. It is often denoted using the percent sign, "%". For example, 45% (read as "forty-five percent") is equal to 45 / 100, 45:100, or 0.45.

Common Uses

Calculating discounts during shopping.
Figuring out tips at a restaurant.
Determining tax amounts.
Calculating grades in school or university.

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