875.31% is the change from 81 to 790
Calculation steps:
[( 790 - 81 ) ÷ 81] x 100 = 875.31%
Formula
Percentage change = [(790 - 81) / 81] x 100
Subtract the new number by the original number
790 - 81 = 709
709 ÷ 81 = 8.753086419753087
8.753086419753087 x 100 = 875.31%