2.57% is the change from 272 to 279
Calculation steps:
[( 279 - 272 ) ÷ 272] x 100 = 2.57%
Formula
Percentage change = [(279 - 272) / 272] x 100
Subtract the new number by the original number
279 - 272 = 7
7 ÷ 272 = 0.025735294117647058
0.025735294117647058 x 100 = 2.57%