Adding a condition to a simple revenue sheet might spell trouble in Microsoft Excel, but don't worry--a simple conditional function can handle the request.

Learn how to use Excel's Subtotal feature to quickly add summarizing rows to your data.

This is the demonstration file to accompany the article, How to calculate conditional subtotals in an Excel revenue sheet, by Susan Harkins.

Excel's Subtotal command allows you to quickly create subtotals in your sorted data, and then collapse the view to to show only the new subtotal rows. When you try to copy the subtotals by ...