-3.66% is the change from 273 to 263
Calculation steps:
[( 263 - 273 ) ÷ 273] x 100 = -3.66%
Formula
Percentage change = [(263 - 273) / 273] x 100
Subtract the new number by the original number
263 - 273 = -10
-10 ÷ 273 = -0.03663003663003663
-0.03663003663003663 x 100 = -3.66%