How to Multiply a Column of Numbers Times a Percentage in Excel. Microsoft Office Excel includes dozens of function options to help you automatically generate values in cells across a spreadsheet.

Multiplying numbers in Excel isn't always the easiest thing to do, but it can be done. Here's how to do it in four ways, depending on what you need to multiply.

You can combine two columns in Excel using several formulas and tools available in the software. If the columns that you want to combine are empty, you can use Excel's merge function.