4.39% is the change from 228 to 238
Calculation steps:
[( 238 - 228 ) ÷ 228] x 100 = 4.39%
Formula
Percentage change = [(238 - 228) / 228] x 100
Subtract the new number by the original number
238 - 228 = 10
10 ÷ 228 = 0.043859649122807015
0.043859649122807015 x 100 = 4.39%