797.5% is the change from 80 to 718
Calculation steps:
[( 718 - 80 ) ÷ 80] x 100 = 797.5%
Formula
Percentage change = [(718 - 80) / 80] x 100
Subtract the new number by the original number
718 - 80 = 638
638 ÷ 80 = 7.975
7.975 x 100 = 797.5%
Example