Take a look at David McRitchie's "Getting Started with Macros":

http://www.mvps.org/dmcritchie/excel/getstarted.htm

In article ,
"Winfield" wrote:

Thanks, I really want them to be negative. However, I have never created a
macro and I am not sure where I would enter the information you gave me? I
thank you in advance for your patience!