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.

Open a new Microsoft Excel 2010 spreadsheet. Click on cell A1 and enter the earliest date and time from where you want to count. Enter the date first, then press "Space" and enter the time using a ...

The MEDIAN calculation function sorts through the provided values/arguments to find the value that falls arithmetically in the middle of the group.

Learn how to calculate Weighted Average in Excel with percentages using the SUM function and the SUMPRODUCT function.

How to Calculate the Total Hours Formula in Excel. As a spreadsheet software program, Microsoft Excel has many useful features for a small business's productivity. Chief among these is the ability ...

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.

To calculate statistical variance in Microsoft Excel, use the built-in Excel function VAR.