-47.25% is the change from 273 to 144
Calculation steps:
[( 144 - 273 ) ÷ 273] x 100 = -47.25%
Formula
Percentage change = [(144 - 273) / 273] x 100
Subtract the new number by the original number
144 - 273 = -129
-129 ÷ 273 = -0.4725274725274725
-0.4725274725274725 x 100 = -47.25%