-83.12% is the change from 865 to 146
Calculation steps:
[( 146 - 865 ) ÷ 865] x 100 = -83.12%
Formula
Percentage change = [(146 - 865) / 865] x 100
Subtract the new number by the original number
146 - 865 = -719
-719 ÷ 865 = -0.8312138728323699
-0.8312138728323699 x 100 = -83.12%