Percentage Point Calculator
Enter values to calculate percentage point with a clear result.
Calculate
Enter values and select Calculate.
How it works
Percentage-point change = new percentage − original percentage. Basis-point change = percentage-point change × 100. Relative change = percentage-point change ÷ original percentage × 100, unless the original is zero.
Worked examples
- 20% to 25%: +5 percentage points; +500 basis points
- 40% to 35%: −5 percentage points; −500 basis points
Frequently asked questions
Is this calculator free?
Yes. You can use it without paying or creating an account.
Does it work on a phone?
Yes. The page adapts to small and large screens.
Can I enter zero?
Where zero is mathematically valid, the calculator accepts it.
What happens if I enter an invalid value?
You will see a clear message explaining what to correct.
Does the calculation run in my browser?
Yes. The calculator runs with JavaScript on your device.
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Last updated: October 17, 2026