-85.7% is the change from 867 to 124
Calculation steps:
[( 124 - 867 ) ÷ 867] x 100 = -85.7%
Formula
Percentage change = [(124 - 867) / 867] x 100
Subtract the new number by the original number
124 - 867 = -743
-743 ÷ 867 = -0.8569780853517878
-0.8569780853517878 x 100 = -85.7%