Adding a running total to a simple Microsoft Excel revenue sheet isn't difficult, but adding a conditional running total will require a bit more effort. Solutions are simpler than you might think.

How to Forward Totals From One Spreadsheet to a Total Spreadsheet for Microsoft Excel. Using a formulaic reference to the total on another Excel 2013 sheet creates a dynamic link between the two ...

Adding a new column to either an entire spreadsheet or just a portion is an easy thing to do in Microsoft Excel. Here's how.

The best new tool from Microsoft Excel is undoubtedly the SCAN function. Here's how to use it to calculate running totals. Find the full guide at Spreadsheet Point.

A complex Excel 2007 workbook could require multiple sheets. By default, Microsoft provides three sheets on each workbook, but you can add as many as you need.