-19% is the change from 879 to 712
Calculation steps:
[( 712 - 879 ) ÷ 879] x 100 = -19%
Formula
Percentage change = [(712 - 879) / 879] x 100
Subtract the new number by the original number
712 - 879 = -167
-167 ÷ 879 = -0.1899886234357224
-0.1899886234357224 x 100 = -19%