The CHOOSE function in Microsoft Excel is a Lookup and Reference function, and its purpose is to choose a value from a list of values. 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.

The PI function is a Math & Trigonometry Function. Learn how to use the PI function in Excel, or how to multiply by PI, using this tutorial.