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.

A complex Excel 2007 workbook could require multiple sheets. By default, Microsoft provides three sheets on each workbook, but you can add as many as you need. Clicking the "Insert Worksheet" button ...

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 ...

Struggling with unwieldy Excel spreadsheets that seem impossible to manage? You’re not alone. Many of us face the challenge of organizing large datasets in a way that makes sense and is easy to ...

If you need to combine like-for-like datasets in several Excel worksheets into one table, don't waste time and risk making mistakes by doing this manually. Instead, use Excel's powerful Power Query ...

Steven Nickolas is a writer and has 10+ years of experience working as a consultant to retail and institutional investors. Katharine Beer is a writer, editor, and archivist based in New York. She has ...

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, ...