-8.87% is the change from 879 to 801
Calculation steps:
[( 801 - 879 ) ÷ 879] x 100 = -8.87%
Formula
Percentage change = [(801 - 879) / 879] x 100
Subtract the new number by the original number
801 - 879 = -78
-78 ÷ 879 = -0.08873720136518772
-0.08873720136518772 x 100 = -8.87%