Problem: You want to add an Excel Spreadsheet (xlsx file) on your website.
Solution: Use Windows Live SkyDrive using the following SIMPLE steps:
1. Log onto Windows Live SkyDrive (you will need to sign up for Windows Live account if you don’t have one).
2. Either create an Excel Spreadsheet on SkyDrive or upload your Spreadsheet.
3. Share your Spreadsheet.
4. Get the embedded code (iframe or javascript) to the Spreadsheet and paste it in your blog.
Note: this allows the reader to save the spreadsheet to their own computer also.
Excellent!
Example spreadsheet shown below.
Excel
Excel, Microsoft, Windows Live SkyDrive