Percentage Change Calculator
Calculate how much a value has increased or decreased in percentage terms.
- Free Online Tool
- Instant Results
- Mobile Friendly
- No Installation
- Secure & Private
Understanding This Calculator
Percentage Change Formula
Calculate the relative change between an old value and a new value.
Change (%) = ((New - Old) / |Old|) × 100
Example 1 (Increase)
Old: 50, New: 75
- Diff: 75 - 50 = 25
- Calculation: (25 / 50) × 100
- Change: +50%
Example 2 (Decrease)
Old: 200, New: 150
- Diff: 150 - 200 = -50
- Calculation: (-50 / 200) × 100
- Change: -25%
How to Use
- Enter the original (old) value.
- Enter the new value.
Frequently Asked Questions
How do I use the Percentage Change Calculator?
Enter your values in the input fields, and the result will appear instantly.
Is this calculator free to use?
Yes, this calculator is 100% free and does not require any registration or subscription.
Is it mobile-friendly?
Absolutely! Our tool is optimized for all devices, including mobile phones, tablets, and desktop computers.