4.1% is the change from 317 to 330
Calculation steps:
[( 330 - 317 ) ÷ 317] x 100 = 4.1%
Formula
Percentage change = [(330 - 317) / 317] x 100
Subtract the new number by the original number
330 - 317 = 13
13 ÷ 317 = 0.04100946372239748
0.04100946372239748 x 100 = 4.1%