Harness the power of Subtotal in Excel to count grouped items Your email has been sent Excel's Subtotal feature can render quick results when you need simple grouping calculations. Susan Harkins shows ...

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 ...

Duplicates aren’t bad, but you may need to know how many times a value is repeated or how many unique values are in a data range. Here’s how to tackle these tasks in Excel. Counting duplicate values ...