879.49% is the change from 78 to 764
Calculation steps:
[( 764 - 78 ) ÷ 78] x 100 = 879.49%
Formula
Percentage change = [(764 - 78) / 78] x 100
Subtract the new number by the original number
764 - 78 = 686
686 ÷ 78 = 8.794871794871796
8.794871794871796 x 100 = 879.49%