1720% is the change from 25 to 455
Calculation steps:
[( 455 - 25 ) ÷ 25] x 100 = 1720%
Formula
Percentage change = [(455 - 25) / 25] x 100
Subtract the new number by the original number
455 - 25 = 430
430 ÷ 25 = 17.2
17.2 x 100 = 1720%
Example