Excel has over 475 formulas in its Functions Library, but we've selected the most popular, from date and time functions to mathematics and simple data manipulation.

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.

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.

Here is a tutorial to lock or hide only the formula cells in an Excel workbook. You can also lock formulas in all worksheets in a workbook.

Writing Excel formulas isn't easy if you don't speak the language. Fortunately, at least two sites will translate your request, in English, into Excel code.

You can combine two columns in Excel using several formulas and tools available in the software. Here's how to combine two columns in Excel.

For Excel 365, formulas that return a set of values (or an array) are able to spill. Therefore, you can have your formulas spill when using simple calculations, as we did here, and also when using ...

This article looks at how to use Excel’s auditing tools to audit formulas and ensure the accuracy of data.