This was a 2hr all staff training I conducted on Excel. Each slide is designed to be usable as a one-page reference.
The first half is appropriate for the most basic users (and more advanced users can benefit from refreshers and the shared language). The second half is appropriate for more advanced users (and basic users can benefit from seeing what is possible, if not understanding how to do it).
Please feel free to share these materials with others, and let me know if you have any questions.
Download all Files: Slides & Worksheets (FREE or Donation)