-88.08% is the change from 990 to 118
Calculation steps:
[( 118 - 990 ) ÷ 990] x 100 = -88.08%
Formula
Percentage change = [(118 - 990) / 990] x 100
Subtract the new number by the original number
118 - 990 = -872
-872 ÷ 990 = -0.8808080808080808
-0.8808080808080808 x 100 = -88.08%