-98.75% is the change from 879 to 11
Calculation steps:
[( 11 - 879 ) ÷ 879] x 100 = -98.75%
Formula
Percentage change = [(11 - 879) / 879] x 100
Subtract the new number by the original number
11 - 879 = -868
-868 ÷ 879 = -0.987485779294653
-0.987485779294653 x 100 = -98.75%