-87.17% is the change from 842 to 108
Calculation steps:
[( 108 - 842 ) ÷ 842] x 100 = -87.17%
Formula
Percentage change = [(108 - 842) / 842] x 100
Subtract the new number by the original number
108 - 842 = -734
-734 ÷ 842 = -0.8717339667458432
-0.8717339667458432 x 100 = -87.17%