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.

How to Convert DOB to Age in MS Excel. Microsoft Excel provides a function that displays a person's age based on his date of birth. In your business, this function can help you keep track of your ...

Percentages aren't always easy to calculate, but one of the best tools in Excel's toolbox is calculating percentages for you. Here's how to do it.