-85.35% is the change from 942 to 138
Calculation steps:
[( 138 - 942 ) ÷ 942] x 100 = -85.35%
Formula
Percentage change = [(138 - 942) / 942] x 100
Subtract the new number by the original number
138 - 942 = -804
-804 ÷ 942 = -0.8535031847133758
-0.8535031847133758 x 100 = -85.35%