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.

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

Learn how to calculate the net present value (NPV) of your investment projects using Excel's XNPV function.

Accurately calculating a person’s age from their birthdate is essential in many areas, from legal matters to healthcare and personal planning. While it might seem straightforward, factors like ...