Users will appreciate a chart that updates right before their eyes. In Microsoft Excel 2007 and Excel 2010, it's as easy as creating a table. In earlier versions, you'll need the formula method.

Excel is one of those tools that we all know and use, but let’s be honest—most of us barely scratch the surface of its true potential. Sure, you’ve probably mastered the basics like SUM or AVERAGE, ...

Handle millions of rows by loading queries into Power Pivot, building relationships, and creating measures for fast variance ...

If you decide to spill the results, you can then use the spilled range operator (#) to perform a calculation on the spilled range. Simply reference the first cell of the spilled range with a # ...