How to Calculate Percent Increase
A percent increase measures how much a number has grown relative to its original starting value. Whether you are calculating salary raises, sales growth, inflation adjustments, or investment returns, the percent increase formula provides a standardized metric of expansion.
Percent Increase Formula
Percent Increase = [(New Value - Original Value) / Original Value] × 100%
Examples of Percent Increase
- Salary Raise: Going from $50,000 to $55,000 is a
($55,000 - $50,000) / $50,000 × 100 = 10%increase. - Population Growth: A town growing from 8,000 to 10,000 residents represents a
2,000 / 8,000 × 100 = 25%increase.