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 ...

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

Did you know that Excel’s GROUPBY function is hiding a treasure trove of advanced capabilities that most users never tap into? Excel Off The Grid explains how this seemingly straightforward function ...

Most spreadsheet problems come from static cell ranges—Excel tables replace them with dynamic, self-managing data structures.

Move beyond the basics of sums and averages. These tips open up all kinds of opportunities for working with spreadsheet data. Editor’s Note: This article was originally published in Sept. 2012 and the ...

Excel functions, or formulas, lie at the heart of the application’s deep well of capabilities. Today we’ll tackle IF statements, a string of commands that determine whether a condition is met or not.