13.8% is the change from 326 to 371
Calculation steps:
[( 371 - 326 ) ÷ 326] x 100 = 13.8%
Formula
Percentage change = [(371 - 326) / 326] x 100
Subtract the new number by the original number
371 - 326 = 45
45 ÷ 326 = 0.13803680981595093
0.13803680981595093 x 100 = 13.8%