Percentage Calculator

Find what X% of a number is, or figure out what percentage one number is of another, with an instant plain-English explanation.

Inputs

Result

Fill in the fields to see your result.

Formula

To find X% of Y, convert the percentage to a decimal fraction and multiply it by Y.

result = (X ÷ 100) × Y

To find what percent X is of Y, divide X by Y and convert the result to a percentage.

result = (X ÷ Y) × 100

Step-by-step

  1. 1

    Choose a calculation type

    Pick whether you want X% of Y, or X as a percent of Y.

  2. 2

    Enter X and Y

    Type in the two numbers involved in your calculation.

  3. 3

    Read the result

    The answer and a plain-English explanation appear instantly.

Examples

What is 20% of 150?

mode
of
x
20
y
150

20% of 150 is 30.00

45 is what percent of 180?

mode
reverse
x
45
y
180

45 is 25.00% of 180

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