-7.79% is the change from 154 to 142
Calculation steps:
[( 142 - 154 ) ÷ 154] x 100 = -7.79%
Formula
Percentage change = [(142 - 154) / 154] x 100
Subtract the new number by the original number
142 - 154 = -12
-12 ÷ 154 = -0.07792207792207792
-0.07792207792207792 x 100 = -7.79%