New hens to the flock

[sky king]

Ok what is the best way to introduce two new hens to my flock with is all a out a year old an the new lady's are 1 1/2 old. Any suggestions ? Oh an there is only one rooster an four hens if that helps any

 

[CMV]

Here you go:
https://www.backyardchickens.com/web/viewblog.php?id=2593-adding-to-your-flock

Good luck.