2.4% is the change from 626 to 641
Calculation steps:
[( 641 - 626 ) ÷ 626] x 100 = 2.4%
Formula
Percentage change = [(641 - 626) / 626] x 100
Subtract the new number by the original number
641 - 626 = 15
15 ÷ 626 = 0.023961661341853034
0.023961661341853034 x 100 = 2.4%