-96.71% is the change from 942 to 31
Calculation steps:
[( 31 - 942 ) ÷ 942] x 100 = -96.71%
Formula
Percentage change = [(31 - 942) / 942] x 100
Subtract the new number by the original number
31 - 942 = -911
-911 ÷ 942 = -0.9670912951167728
-0.9670912951167728 x 100 = -96.71%