You can't but you can use Tools|Customize to add an equal sign in a toolbar.
It is NOT a 'sum' sign.
best wishes
--
Bernard V Liengme
www.stfx.ca/people/bliengme
remove caps from email

"A. Hakim" <A. wrote in message
...
HI,

Before in Excel's formula bar, there was an = displayed by default in the
formula bar, which is not visible in Office 2003.

How can I defult an = (sum) in the formula bar?

Thanks,

A. Hakim