I could be wrong but the formula I think you require is
=SUMIF(actual,"",estcost)+SUM(actual)...
Enter in cell below the named range actual. You have to name the range
estcost and the range actual
Skinman if
"maria2008" <(E-Mail Removed)> wrote in message
news

3E01D8A-746A-4A93-A881-(E-Mail Removed)...
>I hope you can help me with this.
> I have two columns one estimated cost the other actual cost
>
> est cost actual
> 100 50
> 300
> 400
> 500
>
> t 1300 total $$$
> I would like the total under the actual colunm to use the est cost value
> if
> the actual cost is not there, so that i have a running total of what i
> have
> estimated and what has been already aquired.
> thank you in advance
>