-82.15% is the change from 818 to 146
Calculation steps:
[( 146 - 818 ) ÷ 818] x 100 = -82.15%
Formula
Percentage change = [(146 - 818) / 818] x 100
Subtract the new number by the original number
146 - 818 = -672
-672 ÷ 818 = -0.8215158924205379
-0.8215158924205379 x 100 = -82.15%