Percentage Increase Calculator

Find percent change between two numbers, or apply an increase to a starting value.

Percent change

Change
+25%

Apply increase / decrease

%
Result
220

How to calculate percentage increase

Formula: ((new − old) / old) × 100

  1. Enter the original and new values to see percent change.
  2. Or enter a value and a percent to apply an increase or decrease.

FAQ

Increase vs decrease

A positive percent change is an increase; negative is a decrease. The same formula covers both.