Open the file in MS Office 2010 and save the file in compatibility mode.
You can open a 2007 Excel spreadsheet with Excel 2003 if you save the file in Excel 2007 using "Save As" and select the 2003 compatibility mode.
Save the workbook as an Excel 2007 file instead of 97-2003 file.
my computer
go to file menu--> select option "save as" --> then choose the file type "html document" name the file. and you are done
Check compatibility between your Microsoft Office 2010 files and earlier versions of Microsoft Word 2010, Microsoft Excel 2010 and Microsoft PowerPoint 2010, to check for features that are not supported. To save your file in an earlier format, see Save an Office file as an earlier version. Click the File tab. Click Info. Under Prepare for Sharing, click Check for Issues. Select Check Compatibility. Any issues between the 2010 version and earlier versions are listed in the Summary. Note Selecting the Check compatibility when saving documents check box automatically checks for compatibility issues when you save your file as an earlier version. pp wd XL
Usually there is no need to convert, since Open Office can read excel files (except Open Office probably will have problems with macros). If you have Excel 2007, then save the file in Office 2003 compatibility mode.
i think you cant
U cant
no, there is only one file and you cant delete it.
No you cant not cause it wont be in the file share
When you run a file it goes to a temporary location and can be deleted, but when you save it will be saved to your computer and it cant be deleted unless you do so.