-80.82% is the change from 834 to 160
Calculation steps:
[( 160 - 834 ) ÷ 834] x 100 = -80.82%
Formula
Percentage change = [(160 - 834) / 834] x 100
Subtract the new number by the original number
160 - 834 = -674
-674 ÷ 834 = -0.8081534772182254
-0.8081534772182254 x 100 = -80.82%