Excel 2007 can open, edit, and save files in the 2003 file format.
Also, there is a compatibility pack for Excel 2003 that lets you edit
and save 2007 files.

Cordially,
Chip Pearson
Microsoft MVP 1998 - 2010
Pearson Software Consulting, LLC
www.cpearson.com
[email on web site]



On Tue, 5 Jan 2010 14:39:01 -0800, SDinSD
wrote:

I have excel 2003 on the office computer - I want to interchange & work on my
workbooks on my new laptop - do I need to install 2003 on the laptop to
insure interchange or can I put 2007 on the laptop and have them interchange ?