-53.85% is the change from 273 to 126
Calculation steps:
[( 126 - 273 ) ÷ 273] x 100 = -53.85%
Formula
Percentage change = [(126 - 273) / 273] x 100
Subtract the new number by the original number
126 - 273 = -147
-147 ÷ 273 = -0.5384615384615384
-0.5384615384615384 x 100 = -53.85%