Percentage Increase Calculator
Increase a starting value by any percentage. Use it for markups, salary raises, growth projections, and “plus X%” problems.
Percentage Increase / Decrease
Increase or decrease a value by a percentage
Quick select
Result
Enter values to calculate
About this percentage increase
Increase a starting value by any percentage. Use it for markups, salary raises, growth projections, and “plus X%” problems.
Worked examples
| Question | Answer |
|---|---|
| 100 increased by 15% | 115 |
| 80 increased by 25% | 100 |
| 50 increased by 10% | 55 |
Formula
| Goal | Formula |
|---|---|
| Value after increase | value × (1 + percent/100) |
FAQ
- How do you calculate a percentage increase on a value?
- New value = original × (1 + percent/100), or original + (percent/100 × original). 100 increased by 15% = 115.
- Is percentage increase the same as percentage change?
- Percentage increase on a value adds a percent to a number. Percentage change compares two values (from A to B).
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