Percentage Calculator

Find what a given percentage of any number is — 15% of 200, 8% of a paycheck, 20% off a price. Type the percent and the base value and the answer appears instantly, no rounding surprises.

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💡 Good to know: The % sign is a stylized "100" — a nod to per centum, Latin for "by the hundred."

Worked example

15% of 200: 30

How it’s solved

Worked on the example above, step by step — follow along and you can do it on paper next time, no tool required.

A percent means “per hundred”, so X% of a number is that number cut into 100 equal parts, then X of them taken.
Multiply the value by the percent
200 × 15 = 3,000
Divide by 100 to undo the “per hundred”
3,000 ÷ 100 = 30

Learn the method

Inputs

Percent %
15
Of value
200

Frequently asked

What is 15% of 200?

It's 30. Enter 15 as the percent and 200 as the value.

How is the percentage taken?

It multiplies the value by the percent and divides by 100, so 25% of 80 = 80 × 25 ÷ 100 = 20.