-91.55% is the change from 142 to 12
Calculation steps:
[( 12 - 142 ) ÷ 142] x 100 = -91.55%
Formula
Percentage change = [(12 - 142) / 142] x 100
Subtract the new number by the original number
12 - 142 = -130
-130 ÷ 142 = -0.9154929577464789
-0.9154929577464789 x 100 = -91.55%