562.5% is the change from 80 to 530
Calculation steps:
[( 530 - 80 ) ÷ 80] x 100 = 562.5%
Formula
Percentage change = [(530 - 80) / 80] x 100
Subtract the new number by the original number
530 - 80 = 450
450 ÷ 80 = 5.625
5.625 x 100 = 562.5%
Example