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.

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

Unfortunately, if you're using Excel 2019 or earlier, you won't be able to create your own functions using the methods described in this guide.

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