9.79% is the change from 286 to 314
Calculation steps:
[( 314 - 286 ) ÷ 286] x 100 = 9.79%
Formula
Percentage change = [(314 - 286) / 286] x 100
Subtract the new number by the original number
314 - 286 = 28
28 ÷ 286 = 0.0979020979020979
0.0979020979020979 x 100 = 9.79%