-15.48% is the change from 168 to 142
Calculation steps:
[( 142 - 168 ) ÷ 168] x 100 = -15.48%
Formula
Percentage change = [(142 - 168) / 168] x 100
Subtract the new number by the original number
142 - 168 = -26
-26 ÷ 168 = -0.15476190476190477
-0.15476190476190477 x 100 = -15.48%