3.8% is the change from 605 to 628
Calculation steps:
[( 628 - 605 ) ÷ 605] x 100 = 3.8%
Formula
Percentage change = [(628 - 605) / 605] x 100
Subtract the new number by the original number
628 - 605 = 23
23 ÷ 605 = 0.03801652892561983
0.03801652892561983 x 100 = 3.8%