compatibility with earlier versions

[Guest]

can spreadsheets created with 2007 be read by previous versions of Excel?

 

[Dave Peterson]

Depends on how you save it.

Or it depends on the older version if you have the compatibility pack loaded:
http://www.microsoft.com/downloads/...70-3AE9-4AEE-8F43-C6BB74CD1466&displaylang=en