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. This ...

If you have three or more rows of data, chances are, you'll need to summarize those values in some way. Summarizing is one of the most common tasks we perform in Excel. The term summarize implies a ...

Excel spreadsheets can often contain large amounts of data ranging across broad categories. For example, a sales spreadsheet might record sales of products across multiple departments, or within ...