-82.54% is the change from 836 to 146
Calculation steps:
[( 146 - 836 ) ÷ 836] x 100 = -82.54%
Formula
Percentage change = [(146 - 836) / 836] x 100
Subtract the new number by the original number
146 - 836 = -690
-690 ÷ 836 = -0.8253588516746412
-0.8253588516746412 x 100 = -82.54%