Finance
Percentage Calculator — Free, Instant, No Upload
Find X% of Y, add or subtract a percentage from a value, or calculate percentage change between two numbers. Instant results, no upload. Runs entirely in your browser.
Frequently Asked Questions
- What calculations can I do?
- Find X% of Y, add a percentage to a value, subtract a percentage, or calculate the percentage change between two values.
- How is percentage change calculated?
- ((New − Old) / Old) × 100. A result above zero is an increase; below zero is a decrease.
- Is my data sent anywhere?
- No. All calculations run in your browser.