-82.72% is the change from 845 to 146
Calculation steps:
[( 146 - 845 ) ÷ 845] x 100 = -82.72%
Formula
Percentage change = [(146 - 845) / 845] x 100
Subtract the new number by the original number
146 - 845 = -699
-699 ÷ 845 = -0.8272189349112427
-0.8272189349112427 x 100 = -82.72%