-83.28% is the change from 879 to 147
Calculation steps:
[( 147 - 879 ) ÷ 879] x 100 = -83.28%
Formula
Percentage change = [(147 - 879) / 879] x 100
Subtract the new number by the original number
147 - 879 = -732
-732 ÷ 879 = -0.8327645051194539
-0.8327645051194539 x 100 = -83.28%