Percentage Calculator
Solve everyday percentage questions instantly.
100% private - files never leave your browser
Loading tool…
Answer common percentage questions without the mental maths. Work out what X% of a number is, what percentage one number is of another, and the percentage increase or decrease between two values. Results update live as you type, right in your browser.
How to use Percentage Calculator
- 1
Pick the type of percentage calculation.
- 2
Enter your numbers.
- 3
Read the answer instantly.
Frequently asked questions
Percent of a number, one number as a percent of another, and percentage increase/decrease.