-9.82% is the change from 275 to 248
Calculation steps:
[( 248 - 275 ) ÷ 275] x 100 = -9.82%
Formula
Percentage change = [(248 - 275) / 275] x 100
Subtract the new number by the original number
248 - 275 = -27
-27 ÷ 275 = -0.09818181818181818
-0.09818181818181818 x 100 = -9.82%