Adding space between Excel columns is usually a simple matter of increasing your column widths. But when the columns contain different types of data, such as numbers and text, increasing the width ...

Click the first cell in the column that you want to multiply by the percentage. Press "Shift," "End" and the Down arrow simultaneously to highlight the entire column. Click the "Home" tab.

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.