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Cheat Codes for Factors

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					Cheat Codes for Factors, Determining Composite
       Numbers and Reducing Fractions


A. What is a Cheat Code?
  1. In this case, a cheat code is a pattern that can be used
     to help do the following:
     a. Determine the factors of a number.
     b. Determine if a number is composite.
     c. Find numbers that can be divisors to reduce
        fractions.


B. Cheat Codes for Factors
  1. All numbers that are even have 2 as a factor.
  2. All numbers whose digits add up to a multiple of 3 have
     3 as a factor.
  3. All numbers that end in 5 have 5 as a factor.
  4. All numbers that end in 0 (except 0) have 5 and 10 as
     factors.
  5. All Numbers that are duplicate digits (11, 22, 33 etc.)
     have 11 as a factor.

				
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