712.5% is the change from 40 to 325
Calculation steps:
[( 325 - 40 ) ÷ 40] x 100 = 712.5%
Formula
Percentage change = [(325 - 40) / 40] x 100
Subtract the new number by the original number
325 - 40 = 285
285 ÷ 40 = 7.125
7.125 x 100 = 712.5%
Example