-88.28% is the change from 990 to 116
Calculation steps:
[( 116 - 990 ) ÷ 990] x 100 = -88.28%
Formula
Percentage change = [(116 - 990) / 990] x 100
Subtract the new number by the original number
116 - 990 = -874
-874 ÷ 990 = -0.8828282828282829
-0.8828282828282829 x 100 = -88.28%