431.25% is the change from 80 to 425
Calculation steps:
[( 425 - 80 ) ÷ 80] x 100 = 431.25%
Formula
Percentage change = [(425 - 80) / 80] x 100
Subtract the new number by the original number
425 - 80 = 345
345 ÷ 80 = 4.3125
4.3125 x 100 = 431.25%
Example