COMPUTER SYSTEMS RESEARCH
Elements of Technical Writing
2005-2006

  • Write out all numbers below 10
    1. The numbers one through nine are written out in English: 
          nine tractors
    one trial run
    zero quality defects
    five command centers
    2. The exception to this rule are numbers used with:
      • units of measure
      • age
      • time
      • dates
      • page numbers
      • percentages
      • money
      • proportions 
             2 yards
     9-second delay
     1 pound
     October 7, 1992
    3. Any number greater than nine usually is written in numerals: 
          10 times better
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