-2.16% is the change from 879 to 860
Calculation steps:
[( 860 - 879 ) ÷ 879] x 100 = -2.16%
Formula
Percentage change = [(860 - 879) / 879] x 100
Subtract the new number by the original number
860 - 879 = -19
-19 ÷ 879 = -0.02161547212741752
-0.02161547212741752 x 100 = -2.16%