Excel Spreadsheets File Formats

xlsx

Allows you to open Excel workbooks in an earlier version of Excel.

pdf

Allows you to share your files or print your files using commercial printers. Can easily add to a website so you can open it and not edit it.

xlsm

An Excel Macro-Enabled Workbook file

html

Hypertext Markup Language - When you copy text from another program, Excel pastes the text in this format.

csv

Saves as a comma-delimited text file. Ensures that tab characters, line breaks, and other characters are interpreted correctly. Workbook only saves the active sheet.

txt

Saves as a tab-delimited text file. Ensures that tab characters, line breaks, and other characters are interpreted correctly. Workbook only saves the active sheet.

xml

Spreadsheet file format (2003)

xlt

Spreadsheet template formats