-2.85% is the change from 281 to 273
Calculation steps:
[( 273 - 281 ) ÷ 281] x 100 = -2.85%
Formula
Percentage change = [(273 - 281) / 281] x 100
Subtract the new number by the original number
273 - 281 = -8
-8 ÷ 281 = -0.028469750889679714
-0.028469750889679714 x 100 = -2.85%