788.51% is the change from 87 to 773
Calculation steps:
[( 773 - 87 ) ÷ 87] x 100 = 788.51%
Formula
Percentage change = [(773 - 87) / 87] x 100
Subtract the new number by the original number
773 - 87 = 686
686 ÷ 87 = 7.885057471264368
7.885057471264368 x 100 = 788.51%