How to Join Two Worksheets Together Using MS Excel. Whenever you create a new Excel document, you are opening what is called a "workbook." Each workbook can have multiple worksheets. If your small ...

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.

To use VLOOKUP to find data in another Excel workbook requires multiple workbooks' relevant data. Once you have them, follow these steps.

While there is a way for you to open two Excel workbooks at the same time, you can also open multiple spreadsheets in separate windows. Learn how!