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.

The EOMONTH function in Microsoft Excel returns the last day of a month in the past, the current month, or a month in the ...

How to Calculate Hours in Excel Excluding Weekends. An Excel spreadsheet can become an indispensable tool for your business when you harness its power for keeping records and doing computations.

You already knew that Excel can do straight date math, but it can also take into account holidays to find the number of working days between two dates.

Excel 2013 provides the DATE and XIRR functions, which derive the final annual interest rate from a series of payments on known dates.