If you just want an exponent, type 10, select it, and press Ctrl+Shift+= to
format it as Superscript.

--
Suzanne S. Barnhill
Microsoft MVP (Word)
Words into Type
Fairhope, Alabama USA
Word MVP FAQ site: http://word.mvps.org
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"Annie C." Annie wrote in message
news
I need to insert physics equations such as 10 to the power of 10 - I could
not find this on micorsoft equation 3.0 editor, what am I doing wrong? Do
I
purchase Microsoft Professional?