-28.84% is the change from 964 to 686
Calculation steps:
[( 686 - 964 ) ÷ 964] x 100 = -28.84%
Formula
Percentage change = [(686 - 964) / 964] x 100
Subtract the new number by the original number
686 - 964 = -278
-278 ÷ 964 = -0.2883817427385892
-0.2883817427385892 x 100 = -28.84%