836.71% is the change from 79 to 740
Calculation steps:
[( 740 - 79 ) ÷ 79] x 100 = 836.71%
Formula
Percentage change = [(740 - 79) / 79] x 100
Subtract the new number by the original number
740 - 79 = 661
661 ÷ 79 = 8.367088607594937
8.367088607594937 x 100 = 836.71%