632.5% is the change from 80 to 586
Calculation steps:
[( 586 - 80 ) ÷ 80] x 100 = 632.5%
Formula
Percentage change = [(586 - 80) / 80] x 100
Subtract the new number by the original number
586 - 80 = 506
506 ÷ 80 = 6.325
6.325 x 100 = 632.5%
Example