-20.19% is the change from 862 to 688
Calculation steps:
[( 688 - 862 ) ÷ 862] x 100 = -20.19%
Formula
Percentage change = [(688 - 862) / 862] x 100
Subtract the new number by the original number
688 - 862 = -174
-174 ÷ 862 = -0.20185614849187936
-0.20185614849187936 x 100 = -20.19%