-11.17% is the change from 770 to 684
Calculation steps:
[( 684 - 770 ) ÷ 770] x 100 = -11.17%
Formula
Percentage change = [(684 - 770) / 770] x 100
Subtract the new number by the original number
684 - 770 = -86
-86 ÷ 770 = -0.11168831168831168
-0.11168831168831168 x 100 = -11.17%