Microsoft Excel 2010 provides a formula for calculating the average value from multiple worksheets in a workbook. Before you apply this formula, check that each worksheet is formatted the same way.

Whenever you create a new Excel document, you are opening what is called a "workbook." Each workbook can have multiple worksheets. If your small business sells fruit, you might have an Excel workbook ...

We have created sample data containing sales of 6 different companies in four consecutive months (from January to April). The Total Sales sheet represents the total number of sales in all four months ...

I usually set up my annual budget in one Excel workbook, and then I add 12 more sheets—one for each month of the year—so I can easily track the monthly data. Each sheet contains the same rows, columns ...