-97.88% is the change from 942 to 20
Calculation steps:
[( 20 - 942 ) ÷ 942] x 100 = -97.88%
Formula
Percentage change = [(20 - 942) / 942] x 100
Subtract the new number by the original number
20 - 942 = -922
-922 ÷ 942 = -0.9787685774946921
-0.9787685774946921 x 100 = -97.88%