-42.28% is the change from 473 to 273
Calculation steps:
[( 273 - 473 ) ÷ 473] x 100 = -42.28%
Formula
Percentage change = [(273 - 473) / 473] x 100
Subtract the new number by the original number
273 - 473 = -200
-200 ÷ 473 = -0.42283298097251587
-0.42283298097251587 x 100 = -42.28%