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 ...

In Excel, common causes include using relative references in formulas (so the rule shifts unexpectedly), mismatched data types (e.g., numbers stored as text), or having multiple overlapping ...

Your worksheets will be more polished and easy to read if you learn a few sophisticated formatting techniques. Most Excel users know how to apply basic numeric and text formats. But users who push ...

Learn how to add a highlight to expose groups in your Microsoft Excel data using a helper column and Excel’s conditional formatting feature. The article, How to use a border to discern groups more ...

Stop manually reformatting Excel spreadsheets. The Spill Manager add-in makes your formatting move dynamically with expanding arrays.