-81.5% is the change from 865 to 160
Calculation steps:
[( 160 - 865 ) ÷ 865] x 100 = -81.5%
Formula
Percentage change = [(160 - 865) / 865] x 100
Subtract the new number by the original number
160 - 865 = -705
-705 ÷ 865 = -0.815028901734104
-0.815028901734104 x 100 = -81.5%