Don't listen to anyone who tells you that the VALUE function in Microsoft Excel is obsolete.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 ...

In Microsoft Excel, learn how to report time values by the hour using the underlying date serial value. Grouping records by dates or time is easy in Microsoft Excel, but it doesn’t make a great report ...

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 ...