1.71% is the change from 234 to 238
Calculation steps:
[( 238 - 234 ) ÷ 234] x 100 = 1.71%
Formula
Percentage change = [(238 - 234) / 234] x 100
Subtract the new number by the original number
238 - 234 = 4
4 ÷ 234 = 0.017094017094017096
0.017094017094017096 x 100 = 1.71%