-1.01% is the change from 888 to 879
Calculation steps:
[( 879 - 888 ) ÷ 888] x 100 = -1.01%
Formula
Percentage change = [(879 - 888) / 888] x 100
Subtract the new number by the original number
879 - 888 = -9
-9 ÷ 888 = -0.010135135135135136
-0.010135135135135136 x 100 = -1.01%