0.5% is the change from 404 to 406
Calculation steps:
[( 406 - 404 ) ÷ 404] x 100 = 0.5%
Formula
Percentage change = [(406 - 404) / 404] x 100
Subtract the new number by the original number
406 - 404 = 2
2 ÷ 404 = 0.0049504950495049506
0.0049504950495049506 x 100 = 0.5%