When counting unique values in Microsoft Excel, use UNIQUE() as a helper function and avoid more complicated expressions. The TechRepublic article How to create a sorted unique list in an Excel ...

Don't listen to anyone who tells you that the VALUE function in Microsoft Excel is obsolete. You'll probably seldom need to use it on its own, but when combined with other functions, it's still as ...

Microsoft Excel's UNIQUE function does exactly as its name suggests—it extracts unique values from an array. In other words, you'll only see each value once in the result, even if it appears multiple ...