3.1% is the change from 226 to 233
Calculation steps:
[( 233 - 226 ) ÷ 226] x 100 = 3.1%
Formula
Percentage change = [(233 - 226) / 226] x 100
Subtract the new number by the original number
233 - 226 = 7
7 ÷ 226 = 0.030973451327433628
0.030973451327433628 x 100 = 3.1%