You can add a zero before a number in Google Sheets and Excel using this tutorial. You need to change cell formatting or use function.

If you want to add a prefix & suffix to a range of cells in Microsoft Excel or Excel Online, then this article will show you how to do it.

If you don't have an existing file, use the blank worksheet in Excel. Type a zero in the first row of your column and drag your mouse down to the last row of the column to autofill it with zeros.

Excel Add-Ins are applications written by independent programmers that provide enhanced capabilities for the primary software. Here's how to install, manage, and choose the best Add-Ins available.

Excel has a surprising limitation that you may not discover until you try to enter more than 15 digits in a cell. The application can only store numbers with15 digits of precision.