2.24% is the change from 223 to 228
Calculation steps:
[( 228 - 223 ) ÷ 223] x 100 = 2.24%
Formula
Percentage change = [(228 - 223) / 223] x 100
Subtract the new number by the original number
228 - 223 = 5
5 ÷ 223 = 0.02242152466367713
0.02242152466367713 x 100 = 2.24%