Downfill without weekend

[treeppm]

Dear Friends, I tried to make Date without weekend with time, but I could not make correctly. Kindly some one help me.
This is what I expect.

This is what I get

Kind Regards

 

[shaowu459]

A2=IF(B2-INT(B2)=0,A1+IF(WEEKDAY(A1)>5,3,1),A1)
B2=B1+1.5/24
copy formula down.

 

[shaowu459]

Or you can try:

A2=IF(B2,A1,A1+IF(WEEKDAY(A1)>5,3,1))
B2=MOD(B1+1.5/24,1)

copy formula down as needed.

 

[treeppm]

any other suggestions

 

[treeppm]

Now I would like to know how to count with weekends?.