874.68% is the change from 79 to 770
Calculation steps:
[( 770 - 79 ) ÷ 79] x 100 = 874.68%
Formula
Percentage change = [(770 - 79) / 79] x 100
Subtract the new number by the original number
770 - 79 = 691
691 ÷ 79 = 8.746835443037975
8.746835443037975 x 100 = 874.68%