-89.38% is the change from 942 to 100
Calculation steps:
[( 100 - 942 ) ÷ 942] x 100 = -89.38%
Formula
Percentage change = [(100 - 942) / 942] x 100
Subtract the new number by the original number
100 - 942 = -842
-842 ÷ 942 = -0.8938428874734607
-0.8938428874734607 x 100 = -89.38%