-81.73% is the change from 985 to 180
Calculation steps:
[( 180 - 985 ) ÷ 985] x 100 = -81.73%
Formula
Percentage change = [(180 - 985) / 985] x 100
Subtract the new number by the original number
180 - 985 = -805
-805 ÷ 985 = -0.817258883248731
-0.817258883248731 x 100 = -81.73%