-0.8% is the change from 879 to 872
Calculation steps:
[( 872 - 879 ) ÷ 879] x 100 = -0.8%
Formula
Percentage change = [(872 - 879) / 879] x 100
Subtract the new number by the original number
872 - 879 = -7
-7 ÷ 879 = -0.007963594994311717
-0.007963594994311717 x 100 = -0.8%