-8.53% is the change from 879 to 804
Calculation steps:
[( 804 - 879 ) ÷ 879] x 100 = -8.53%
Formula
Percentage change = [(804 - 879) / 879] x 100
Subtract the new number by the original number
804 - 879 = -75
-75 ÷ 879 = -0.08532423208191127
-0.08532423208191127 x 100 = -8.53%