OC OnClick Tools
Calculators

Percentage Calculator

Calculate percentages, percentage change, and percent of a number.

15% of 200 = 30
25%percentage change
125%to is percent of from

How to use this tool

Calculate percentages instantly: percent of a number, percentage change, and what percent one value is of another.

  1. Enter the percent and base number to calculate percent of a value.
  2. Enter from and to values to calculate percentage change.
  3. Copy the result if you need to reuse it.

Example

Use it to calculate 15% of 200, or to see the percentage change from 100 to 125.

FAQ

What does percentage change mean?

Percentage change shows how much a value increased or decreased compared with the starting value.

Can I use decimals?

Yes. The calculator accepts decimal values.