See these articles:
Sequentially numbering multiple copies of single document using a macro
http://word.mvps.org/FAQs/MacrosVBA/NumberCopiesOf1Doc.htm
Sequentially numbering multiple copies of single document using a mail merge
http://word.mvps.org/FAQs/MailMerge/NumberCopiesOfDocMMerge.htm
Numbered Labels
http://www.gmayor.com/Numbered_labels.htm

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Suzanne S. Barnhill
Microsoft MVP (Word)
Words into Type
Fairhope, Alabama USA
Word MVP FAQ site: http://word.mvps.org
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> I need tonumber business cards and Iwouldlike to do it
> without re-typing the numer. In excel youcan perform a
> sum function and a number. Does word have a similar
> feature?