R1C1 coordinates provide a predictable map for auditing formulas and writing universal VBA macros.

I used to play formula roulette every time I dragged the fill handle, hoping Excel wouldn't misinterpret my intentions. Was I supposed to lock the column, the row, or both? Then, the dollar signs ...

When working with spreadsheets in Microsoft Excel, you might find yourself needing to add up business data from cells across multiple spreadsheets. It is possible to make the Sum Excel formula ...