Adding a new column to either an entire spreadsheet or just a portion is an easy thing to do in Microsoft Excel. Here's how.

You can add a column in Excel by right-clicking or using the “Insert” option. These features are helpful for adding new data to a spreadsheet.

Q: I read your colleague David Einstein's description of how to make row and column headings repeat on each page of an Excel spreadsheet in Windows. The Mac version appears to be just a bit ...