-81.15% is the change from 849 to 160
Calculation steps:
[( 160 - 849 ) ÷ 849] x 100 = -81.15%
Formula
Percentage change = [(160 - 849) / 849] x 100
Subtract the new number by the original number
160 - 849 = -689
-689 ÷ 849 = -0.8115429917550059
-0.8115429917550059 x 100 = -81.15%