-82.56% is the change from 837 to 146
Calculation steps:
[( 146 - 837 ) ÷ 837] x 100 = -82.56%
Formula
Percentage change = [(146 - 837) / 837] x 100
Subtract the new number by the original number
146 - 837 = -691
-691 ÷ 837 = -0.8255675029868578
-0.8255675029868578 x 100 = -82.56%