2.27% is the change from 616 to 630
Calculation steps:
[( 630 - 616 ) ÷ 616] x 100 = 2.27%
Formula
Percentage change = [(630 - 616) / 616] x 100
Subtract the new number by the original number
630 - 616 = 14
14 ÷ 616 = 0.022727272727272728
0.022727272727272728 x 100 = 2.27%