ADR 180 Day calculation

[disneyobessed]

How do I figure it out?? I know this question has been asked... and there is a site you can plug dates in... any help appreciated..

[beattyfamily]

http://pscalculator.net/pslist.php - report

http://pscalculator.net/pscalc.php - calculator

[jefngeo]

You can use Excel.

In cell a1 type your date 09/01/08
In cell b1 type =a1-180

180 days out from 9/01/08 is 03/05/08