How do I use the Percentage Change Calculator?
Enter your values in the fields and the result updates instantly as you type.
Percentage Change Calculator
Find increase or decrease percentage between two values.
Any numeric value
Any numeric value
Results
Absolute change
30
Percentage change
25 %
Formula: Change % = ((new - old) / old) * 100
Frequently asked questions
What formula does this calculator use?
Change % = ((new - old) / old) * 100
Can I use decimal values?
Yes. Decimal inputs are supported for most calculators. Integer-based tools use rounded integer values where appropriate.
Is this calculator free?
Yes. CalcuNimble calculators are free and optimized for fast everyday use.