Excel 2010 includes a built-in function for computing the trimmed mean. Open a new Microsoft Excel 2010 spreadsheet. Click on cell "A1," and enter the first number in the data set you want to get ...

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.

Trends in Excel predict future values using the TREND function, revealing data insights. TREND function utilizes known data ...

How to add a condition to rank using a PivotTable in Excel. A simple rank is easy to calculate, but sometimes you’ll want to accommodate a condition. For instance, ...

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.

Excel offers several easy ways to calculate expiry dates based on days, months, or business rules. In this post, we’ll explore different ways to automate expiry date calculations in Excel. How ...

This article shows how to calculate Ratios in Excel. There may be some cases when you have to represent data in Excel in the form of a ratio. This article will show you how to do that.

How to Calculate Variance in Excel . To calculate variance in Excel, you will need to have your data set already entered into the software. Once you have your data, ...

To calculate someone's age in Excel, enter the formula =DATEDIF(A2,TODAY()," y"), where cell A2 contains the date they were born and "Today" is today's date. Press Enter, and Excel will output the ...

How to Calculate NPV in Excel Using XNPV Function . To calculate the NPV of an investment project, you must consider the present value of all cash receipts and all cash disbursements related to ...

I’m including demonstration files for both the .xlsx and .xls formats, but only RANK() will work in versions earlier than Excel 2010. Excel for the web supports all three ranking functions, for now.