Now taking the same example as above, follow these steps to use the DATEDIF function to count days in Excel: Place your cursor in cell C3. Double click and type =DATEDIF(A3, B3, “D”) ...

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.

You can calculate age in Excel without using the DATEDIF function by using the following formula: =INT((TODAY()-birthdate)/365.25) ...