The Excel Workbooks, Excel Add-ins, and screencasts on this site will be updated and corrected regularly so head there if you are merely looking for the latest versions of a file. As far as mistakes ...

Microsoft Excel is an indispensable tool for anyone dealing with data—whether it's for business reports, financial analysis, project planning, or just managing personal data.

Get up to speed with Microsoft Excel, the world's most popular spreadsheet program. Choose course based on your version of excel. Learn how to enter and organize data, perform calculations with simple ...