Percentage Increase Calculator
How much did something grow, in percent? Enter the starting value and the new value.
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Percentage increase
Formula: (new - old) / old x 100
How to use
- Enter the old value and the new value.
- Read the percentage increase (a negative result means a decrease).
Examples
Price went from 80 to 92
Output: +15%. Formula: (92 - 80) / 80 x 100.
Frequently asked questions
Increase vs difference?
Increase is measured relative to the starting value; percentage difference is relative to the average of both values. Use increase for growth over time.
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