520% is the change from 25 to 155
Calculation steps:
[( 155 - 25 ) ÷ 25] x 100 = 520%
Formula
Percentage change = [(155 - 25) / 25] x 100
Subtract the new number by the original number
155 - 25 = 130
130 ÷ 25 = 5.2
5.2 x 100 = 520%
Example