When you want to know the number of days between two dates whether the date is in the future or the past, you can use Excel to calculate it. You can easily use Excel formulas to tell you the ...

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.

Microsoft Word has a date field, but it's not easy to use in an expression. If you need to update dates in a document, use Excel to calculate the dates and then run a mail merge.

Adding a condition to a simple revenue sheet might spell trouble in Microsoft Excel, but don't worry--a simple conditional function can handle the request.

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.