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, a formula is an expression used to perform calculations or manipulate data within a worksheet. Formulas can execute basic arithmetic operations, such as addition, subtraction ...

If you enter the formula "2 + 2," a worksheet displays the entry as a constant or label called "2 + 2" without further processing. To signal to the spreadsheet that you're entering an equation ...

This function uses the same format as DAYS, but you need to use an ascending cell order to get a non-negative number. So =NETWORKDAYS(A4, A5) will give you 80 and not -80. =SQRT() ...

Occasionally you might want the formula to be displayed as a text string next to the formula. This can be especially useful when you want to see both the result of the formula and the formula on the ...

With the help of a simple function, Excel's Conditional Formatting feature can save you time and effort. Here's an easy way to flag formulas in your worksheets.

You can define a name for a cell range, function, constant, ... The approach is useful if you want to reference it in a formula or another worksheet. 1] Name a cell.