3152% is the change from 25 to 813
Calculation steps:
[( 813 - 25 ) ÷ 25] x 100 = 3152%
Formula
Percentage change = [(813 - 25) / 25] x 100
Subtract the new number by the original number
813 - 25 = 788
788 ÷ 25 = 31.52
31.52 x 100 = 3152%
Example