-1.09% is the change from 275 to 272
Calculation steps:
[( 272 - 275 ) ÷ 275] x 100 = -1.09%
Formula
Percentage change = [(272 - 275) / 275] x 100
Subtract the new number by the original number
272 - 275 = -3
-3 ÷ 275 = -0.01090909090909091
-0.01090909090909091 x 100 = -1.09%