14.38% is the change from 306 to 350
Calculation steps:
[( 350 - 306 ) ÷ 306] x 100 = 14.38%
Formula
Percentage change = [(350 - 306) / 306] x 100
Subtract the new number by the original number
350 - 306 = 44
44 ÷ 306 = 0.1437908496732026
0.1437908496732026 x 100 = 14.38%