-11.25% is the change from 773 to 686
Calculation steps:
[( 686 - 773 ) ÷ 773] x 100 = -11.25%
Formula
Percentage change = [(686 - 773) / 773] x 100
Subtract the new number by the original number
686 - 773 = -87
-87 ÷ 773 = -0.11254851228978008
-0.11254851228978008 x 100 = -11.25%