Almost every month, I suggest the Subtotal feature to a reader. It's an easy-to-use feature that summarizes data by groups. You define the group and the summarizing function; Excel does the rest ...

The SUBTOTAL Function Microsoft Excel's SUBTOTAL function is quite simple to use. It lets you perform subtotal calculations for ranges of cells, and you can decide whether you want to include ...

Excel's Subtotal feature can render quick results when you need simple grouping calculations. Susan Harkins shows you how this powerful feature works.

Summarizing data is a common task in Excel, and there's usually more than one way to do so. Susan Harkins explains three ways to return averages for multiple groups.

There are several reasons to use SUBTOTAL instead of SUM when inserting subtotals in your spreadsheet.

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.

Excel's GROUPBY function lets you group and aggregate data based on certain fields in your table of data. It also offers arguments that allow you to sort and filter your data, so you can tailor the ...

Accept defaults ("Microsoft Office Excel list or database" and "PivotTable") and click Next. You can come back later and choose PivotChart report to make pretty charts for the PHBs.

Segmentation Using Excel 2007. When you're tracking a large amount of data for your business, it can become very easy to get lost when you try to make sense of the sheer amount of information you ...

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