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 subtotaling feature is a great tool for inserting subtotaling formulas in into your data. The down side is that the subtotal rows are often difficult to discern from the rest of the data.

Q. I receive regular spreadsheets with all of our company’s accounts, departments, employees, and balances, and I have to subtotal the amounts by accounts, departments, etc. I have been manually doing ...