-99.15% is the change from 942 to 8
Calculation steps:
[( 8 - 942 ) ÷ 942] x 100 = -99.15%
Formula
Percentage change = [(8 - 942) / 942] x 100
Subtract the new number by the original number
8 - 942 = -934
-934 ÷ 942 = -0.9915074309978769
-0.9915074309978769 x 100 = -99.15%