Or we could write the formula as. This is shown in the formula below. Percentage Difference calculator is a free online tool to find the percent difference between two numbers.
If the percentage is negative it means there was a decrease and not an increase.
Percent Change B - A A When applying this formula to real data it is important that you correctly determine which value is A and which is B. The result is 319. To calculate percentage increase start by writing down the starting value and the current value. Finally multiply the number you got by 100 to find out the percentage increase.