Percent

Find a percentage of a number (e.g. 20% of 50 = 10).

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Did you know?
Percent means "per hundred"—so 50% is 50 out of 100.
Finding 10% is easy: just move the decimal point one place left!
We use percentages every day: sales, grades, and more.
Understand Percent before you start

Read this if you're new to the topic—it will help you know what to do in each problem.

Percent means "per hundred." So 20% of a number is 20/100 of it, or 0.20 times the number.

To find 20% of 50: 20/100 × 50 = 10. So 20% of 50 is 10. For 10%, you can move the decimal one place left.

Examples
20% of 50 = 10
10% of 80 = 8