-20.28% is the change from 863 to 688
Calculation steps:
[( 688 - 863 ) ÷ 863] x 100 = -20.28%
Formula
Percentage change = [(688 - 863) / 863] x 100
Subtract the new number by the original number
688 - 863 = -175
-175 ÷ 863 = -0.20278099652375434
-0.20278099652375434 x 100 = -20.28%