Percentage Calculator
Work out percentages and changes. Work out discounts, marks, growth and shares.
How to use Percentage Calculator
- Enter your values. Phones show the number keypad for number fields.
- Press Calculate.
- Read the result below.
Features
- Free to use with no signup
- Works on phones, tablets and computers
- Runs in your browser, so your data stays on your device
- Nothing to install
Frequently asked questions
How is percentage change calculated?
(New value - Old value) / Old value x 100.
Is my data safe?
This tool runs inside your browser. Your text and files are not uploaded to our server.