3025% is the change from 20 to 625
Calculation steps:
[( 625 - 20 ) ÷ 20] x 100 = 3025%
Formula
Percentage change = [(625 - 20) / 20] x 100
Subtract the new number by the original number
625 - 20 = 605
605 ÷ 20 = 30.25
30.25 x 100 = 3025%
Example