777.92% is the change from 77 to 676
Calculation steps:
[( 676 - 77 ) ÷ 77] x 100 = 777.92%
Formula
Percentage change = [(676 - 77) / 77] x 100
Subtract the new number by the original number
676 - 77 = 599
599 ÷ 77 = 7.779220779220779
7.779220779220779 x 100 = 777.92%