3.58% is the change from 307 to 318
Calculation steps:
[( 318 - 307 ) ÷ 307] x 100 = 3.58%
Formula
Percentage change = [(318 - 307) / 307] x 100
Subtract the new number by the original number
318 - 307 = 11
11 ÷ 307 = 0.035830618892508145
0.035830618892508145 x 100 = 3.58%