6.73% is the change from 223 to 238
Calculation steps:
[( 238 - 223 ) ÷ 223] x 100 = 6.73%
Formula
Percentage change = [(238 - 223) / 223] x 100
Subtract the new number by the original number
238 - 223 = 15
15 ÷ 223 = 0.06726457399103139
0.06726457399103139 x 100 = 6.73%