About the Percentage Change Calculator
Percentage Change divides the difference by the absolute original value and labels the direction as increase, decrease or no change. Using the original as the baseline distinguishes it from symmetric percentage difference.
How to use the Percentage Change Calculator
- Enter the earlier value.
- Enter the later value.
- Calculate the signed change and absolute direction.
Practical tips
- The original value cannot be zero under the standard formula.
- A move from 50 to 100 is +100%, while returning to 50 is -50%.