432.5% is the change from 80 to 426
Calculation steps:
[( 426 - 80 ) ÷ 80] x 100 = 432.5%
Formula
Percentage change = [(426 - 80) / 80] x 100
Subtract the new number by the original number
426 - 80 = 346
346 ÷ 80 = 4.325
4.325 x 100 = 432.5%
Example