250% is the change from 72 to 252
Calculation steps:
[( 252 - 72 ) ÷ 72] x 100 = 250%
Formula
Percentage change = [(252 - 72) / 72] x 100
Subtract the new number by the original number
252 - 72 = 180
180 ÷ 72 = 2.5
2.5 x 100 = 250%
Example