0.81% is the change from 621 to 626
Calculation steps:
[( 626 - 621 ) ÷ 621] x 100 = 0.81%
Formula
Percentage change = [(626 - 621) / 621] x 100
Subtract the new number by the original number
626 - 621 = 5
5 ÷ 621 = 0.008051529790660225
0.008051529790660225 x 100 = 0.81%