-85.83% is the change from 861 to 122
Calculation steps:
[( 122 - 861 ) ÷ 861] x 100 = -85.83%
Formula
Percentage change = [(122 - 861) / 861] x 100
Subtract the new number by the original number
122 - 861 = -739
-739 ÷ 861 = -0.8583042973286876
-0.8583042973286876 x 100 = -85.83%