13.24% is the change from 272 to 308
Calculation steps:
[( 308 - 272 ) ÷ 272] x 100 = 13.24%
Formula
Percentage change = [(308 - 272) / 272] x 100
Subtract the new number by the original number
308 - 272 = 36
36 ÷ 272 = 0.1323529411764706
0.1323529411764706 x 100 = 13.24%