One of the many features of Excel is being nosy. That's right, you can quickly calculate a persons age as long as you have their birth date.

Excel offers several easy ways to calculate expiry dates based on days, months, or business rules. In this post, we’ll explore different ways to automate expiry date calculations in Excel.

We show you how to use Excel to count days between two dates using the DAYS, DATEDIF, NETWORKDAYS, and TODAY functions, and Subtraction.

In Microsoft Excel, you don’t need an expression to calculate someone’s age – use Power Query to simplify the process.