If you track your daily earnings using an Excel spreadsheet, you can use the same spreadsheet to estimate your projected earnings over any time period. Using Excel's "AVERAGE" function, you can ...

This post explains how to calculate Weighted Average in Excel with percentages. In a standard arithmetic average where the sum of values is divided by the number of values, each data value is treated ...

There are two ways to calculate a conditional average in Excel, both involve some logic and some special functions. Excel’s SUMIF() and COUNTIF() are two of my favorite summarizing functions and we’ve ...

Have you ever found yourself staring at a growing dataset in Excel, wondering how to make sense of the numbers without spending hours manually updating formulas? Whether you’re tracking monthly sales, ...

Averages are typically computed as the sum of values divided by the number of data points. However, averages are also calculable from percentages. As an example, grades in a course might be weighted ...

You can find the Average of a value by selecting the cell below or to the right of values that you want to Average. Then go to the Editing Group, select the Auto-Sum Tool. You will see a drop-down ...

Have you ever found yourself wrestling with Excel formulas, trying to calculate moving averages or rolling totals, only to end up frustrated by the constant need for manual adjustments? You’re not ...

Add Yahoo as a preferred source to see more of our stories on Google. If you have three or more rows of data, chances are, you'll need to summarize those values in some way. Summarizing is one of the ...

Claire Boyte-White is the lead writer for NapkinFinance.com, co-author of I Am Net Worthy, and an Investopedia contributor. Claire's expertise lies in corporate finance & accounting, mutual funds, ...