-20.22% is the change from 178 to 142
Calculation steps:
[( 142 - 178 ) ÷ 178] x 100 = -20.22%
Formula
Percentage change = [(142 - 178) / 178] x 100
Subtract the new number by the original number
142 - 178 = -36
-36 ÷ 178 = -0.20224719101123595
-0.20224719101123595 x 100 = -20.22%