2900% is the change from 25 to 750
Calculation steps:
[( 750 - 25 ) ÷ 25] x 100 = 2900%
Formula
Percentage change = [(750 - 25) / 25] x 100
Subtract the new number by the original number
750 - 25 = 725
725 ÷ 25 = 29
29 x 100 = 2900%
Example