Percentage Increase/Decrease Calculator
Find the percentage change between two numbers.
Enter both values.
How to Use the Percentage Increase/Decrease Calculator
- Fill in the fields the percentage increase/decrease calculator asks for.
- The result updates automatically, or click the calculate button if one is shown.
- Adjust any figure to instantly see how the result changes.
Frequently Asked Questions
Is the Percentage Increase/Decrease Calculator free to use?
Yes. Every tool on ToolMint is completely free, with no sign-up and no limit on how many times you can use it.
Does this tool store or upload my data?
No. The Percentage Increase/Decrease Calculator runs entirely in your browser using JavaScript — nothing you type or upload is sent to a server or stored anywhere.
Can I trust the result for financial or medical decisions?
This calculator gives a solid estimate based on standard formulas, but for financial, tax or medical decisions you should confirm the figures with a qualified professional.