Customizing Number Formats
Excel includes a wide variety of number formats designed to make the values in your spreadsheets easy to decipher for anyone who uses them. For those times when the program doesn't hand you a ready-made number format that fits the bill, you can quickly customize one of the existing formats to suit your needs.
This tutorial covers how to create custom number formats for your spreadsheets and how to assign them to Excel custom styles and toolbars for easy access. This technique also covers how to use the Euro Currency add-in to format currency expressed in euros.