Create Your Own Functions : Custom function « Formula « Microsoft Office Excel 2007 Tutorial

1. Microsoft Office Excel 2007 Tutorial
2. Formula
3. Custom function

Open Visual Basic Editor.

Choose Insert and Module in the editor.

An empty code module appears.

Add the following code: Public Function Add(number1 As Double, number2 As Double) Add = number1 + number2 End Function

Return to Excel to find and use the function in the Insert Function dialog box

Enter =Add(1,2).