-54.8% is the change from 604 to 273
Calculation steps:
[( 273 - 604 ) ÷ 604] x 100 = -54.8%
Formula
Percentage change = [(273 - 604) / 604] x 100
Subtract the new number by the original number
273 - 604 = -331
-331 ÷ 604 = -0.5480132450331126
-0.5480132450331126 x 100 = -54.8%