
Percentage Change Calculator (or Percent Difference Calculator or Percentage Difference Calculator) is an online tool to find the percentage difference between the original value and the changed value (or new value). Enter original value in this calculator as V_{1} and the changed value as V_{2}, and click solve. It will calculate the difference between them, percentage difference between them and will tell whether it is percentage increase or percentage decrease. Difference between the values is calculated as  If changed value, V_{2} is smaller than original value, V_{1}, it is a percentage decrease. If changed value, V_{2} is greater (bigger) than original value, V_{1}, it is a percentage increase. 