-94.37% is the change from 142 to 8
Calculation steps:
[( 8 - 142 ) ÷ 142] x 100 = -94.37%
Formula
Percentage change = [(8 - 142) / 142] x 100
Subtract the new number by the original number
8 - 142 = -134
-134 ÷ 142 = -0.9436619718309859
-0.9436619718309859 x 100 = -94.37%