TIPS
- Enter a base value and a target value to get the change rate.
- Two decimal places are usually enough for report work.
About Percentage Calculator
Percentage Calculator is a free online tool that calculates ratios, percentages of totals, and percentage changes between two values.
- No installation required. It runs directly in the browser.
- Built for quick checks during development, operations, and lightweight data cleanup.
- Includes a copy-friendly output area to shorten repetitive work.
FAQ
Can it calculate both increases and decreases?
Yes. It works from a start value and an end value.
Can it show a part-of-total percentage too?
Yes. Enter the part and the total to get the ratio.