-48.36% is the change from 275 to 142
Calculation steps:
[( 142 - 275 ) ÷ 275] x 100 = -48.36%
Formula
Percentage change = [(142 - 275) / 275] x 100
Subtract the new number by the original number
142 - 275 = -133
-133 ÷ 275 = -0.48363636363636364
-0.48363636363636364 x 100 = -48.36%