Excel Everest is an interactive, fun, and engaging Excel training course that’s used by Google, Pepperdine University, and others to teach Microsoft Excel in an interactive way. Discounts and site ...

I'd recommend going through a For Dummies book or some other intro-level tutorial for Excel before diving into this.

If you need to reconcile batches of records in Microsoft Excel, this simple VLOOKUP() solution offers a quick and easy way to find records in one batch that are missing from another.