The Excel WORKDAY function's purpose is to return the serial number of the date before and after a specified number of workdays. Learn how to use it.

Formulas are powerful tools for performing calculations and analyzing data in Excel. In this beginner’s guide, you’ll learn how to use formulas and explore some popular built-in functions.

Excel has a versatile If, Then function built right into it. We’ll show you how to use the IF function in Excel with a number of helpful examples.

In Excel spreadsheets, complex formulas are difficult to enter without making mistakes. Microsoft Excel’s LAMBDA() function can make such errors easier to find.

This month’s column shows how to use the remarkably versatile AGGREGATE function in Excel.

Excel’s UNIQUE function allows users to extract unique values from a dataset, making it easier to identify and remove duplicates.