3.91% is the change from 230 to 239
Calculation steps:
[( 239 - 230 ) ÷ 230] x 100 = 3.91%
Formula
Percentage change = [(239 - 230) / 230] x 100
Subtract the new number by the original number
239 - 230 = 9
9 ÷ 230 = 0.0391304347826087
0.0391304347826087 x 100 = 3.91%