3.48% is the change from 230 to 238
Calculation steps:
[( 238 - 230 ) ÷ 230] x 100 = 3.48%
Formula
Percentage change = [(238 - 230) / 230] x 100
Subtract the new number by the original number
238 - 230 = 8
8 ÷ 230 = 0.034782608695652174
0.034782608695652174 x 100 = 3.48%