Percentage Calculator
Percentage Calculator is a free online calculator that helps you compute percent of a number, the percentage one number is of another, and percentage change. Percentage Calculator uses 3 input fields, returns 2 output values, and runs in your browser on the device.
Key facts
- Inputs
- 3 fields: Mode, X, and Y
- Outputs
- 2 values: Result and Formula
- Runtime
- your browser on the device
- Mode
- Calculator
- Privacy
- Files and text stay in the browser session.
- Cost
- $0, no account required
How to use Percentage Calculator
- 1
Paste or fill in the input
Enter your text or values into the input fields on the page.
- 2
Run the utility
Click Compute to run the utility in your browser and review the result.
- 3
Copy the output
Copy the output value you need from the result panel.
Percentage Calculator details
First, enter Mode in Percentage Calculator. Next, review Result and Formula. Additionally, Percentage Calculator uses 3 input fields and 2 output blocks so the result is easy to scan and copy.
Three percentage calculations in one tool: 'What is X% of Y?', 'X is what percent of Y?', and 'percent increase / decrease from X to Y?'. Pick the mode and fill in the two numbers. Runs locally in your browser.
Common searches
- percentage calculator
- percent calculator
- percentage of a number
- percent change calculator
- percent increase calculator
- percent decrease calculator
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Frequently asked
What is Percentage Calculator?
Percentage Calculator is a free online calculator that helps you compute percent of a number, the percentage one number is of another, and percentage change. Percentage Calculator uses 3 input fields, returns 2 output values, and runs in your browser on the device.
What inputs and outputs does Percentage Calculator use?
Percentage Calculator uses 3 input fields: Mode, X, and Y. Percentage Calculator returns 2 output values: Result and Formula.
Do my files and data stay private?
Yes. Percentage Calculator runs entirely in your browser using your device's CPU. Files and text are never uploaded to our servers, so your data stays private.
How do I use Percentage Calculator?
Open Percentage Calculator, paste or fill in the input fields, and the result updates instantly. Percentage Calculator runs in your browser with no upload and no waiting.
Which browsers does Percentage Calculator support?
Any modern browser works in Chrome, Firefox, Safari, and Edge on desktop and mobile. Percentage Calculator uses standard web APIs and does not require any plugin, extension, or sign-up.