Percentage Change Calculator
Find the percentage change between two values with this free online Percentage Change Calculator. Enter the original and new values to calculate the percentage increase or decrease. Use the results to compare prices, track growth, analyze changes, and solve everyday math problems without installing software.
What is Percentage Change Calculator?
Calculate percentage change between two values with the free Percentage Change Calculator. Enter the original value and the new value to find the percentage increase or decrease. Use the result to compare prices, measure growth, track performance and analyze changes in data. Check the original value before calculating, as percentage change requires a valid starting value.
Why use this tool?
- Get a quick answer without a spreadsheet or a handheld calculator.
- See the result update as you change the numbers.
- Check your own calculation.
How to use Percentage Change Calculator
- Step 1. Enter the values the calculator asks for.
- Step 2. Read the result as it updates.
- Step 3. Check the inputs and units if the answer looks unexpected.
Common use cases
Important notes
- Check units and rounding, especially for results you will rely on.
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Percentage Change Calculator FAQ
What is Percentage Change Calculator?
Calculate percentage increases and decreases between two values with this free online percentage change calculator.
Do I need an account to use Percentage Change Calculator?
No. You can use it without creating an account.