Free online tool
Percentage Difference Calculator
Find the percentage difference between two numbers. No signup, no backend and no paid API.
Percentage Difference Calculator
|A − B| ÷ ((A + B) ÷ 2) × 100
Enter values and press Calculate.
How Percentage Difference Calculator Works
Find the percentage difference between two numbers. Enter the requested values, select Calculate, and the result is computed instantly in your browser using JavaScript.
Formula
|A − B| ÷ ((A + B) ÷ 2) × 100
Why Use This Calculator?
This free calculator is designed for quick everyday math, school work, shopping, finance and business calculations. It works on desktop and mobile devices without requiring an account.
Frequently Asked Questions
Yes. It is free to use and calculations are performed locally in your browser.
No. Use the calculator directly from your web browser.
Yes. The interface is responsive for phones, tablets and desktop computers.