2.51% is the change from 279 to 286
Calculation steps:
[( 286 - 279 ) ÷ 279] x 100 = 2.51%
Formula
Percentage change = [(286 - 279) / 279] x 100
Subtract the new number by the original number
286 - 279 = 7
7 ÷ 279 = 0.025089605734767026
0.025089605734767026 x 100 = 2.51%