Rules for Writing out Numbers

I was taught that you spell out numbers under 10 and any numbers over 10 you use numerals. And generally this rule will help you in your day-to-day writing, but there are exceptions. Click here1 for Lynn Gaertner-Johnston's article Rules on Writing Numbers.

1 Business Writing, Gaertner-Johnston, Lynn, Rules on Writing Numbers, http://www.businesswritingblog.com/business_writing/2006/03/rules_on_writin.html, (accessed October 3, 2007)