823.38% is the change from 77 to 711
Calculation steps:
[( 711 - 77 ) ÷ 77] x 100 = 823.38%
Formula
Percentage change = [(711 - 77) / 77] x 100
Subtract the new number by the original number
711 - 77 = 634
634 ÷ 77 = 8.233766233766234
8.233766233766234 x 100 = 823.38%