Yes. The one Excel function which isn't mentioned in Excel help, DATEDIF:
http://www.cpearson.com/excel/datedif.aspx
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David Biddulph

"tonyalt3" wrote in message
...
I would like to calculate how many months it has been from one cell to
another. Example: cell a1 has 1/5/2009 and cell b1 has 5/17/2009. Is
there a function for this?