3.94% is the change from 330 to 343
Calculation steps:
[( 343 - 330 ) ÷ 330] x 100 = 3.94%
Formula
Percentage change = [(343 - 330) / 330] x 100
Subtract the new number by the original number
343 - 330 = 13
13 ÷ 330 = 0.03939393939393939
0.03939393939393939 x 100 = 3.94%