Divisibility Rules
__1. Add up my digitsA. 2 rule
__2. CompositeB. Answer must end an a 0
__3. I am divisible by 5C. Answer must end in a 0 or 5
__4. I am divisible by 10D. The 6 rule works
__5. I am divisible by even numbersE. 3 and/or 9 rule
__6. If the 2 and 3 rule worksF. only 1 and the number are its factors
__7. look at my last two numbersG. the 8 rule
__8. look at the last three numbersH. The 4 rule
__9. Neither prime nor compositeI. The #'s 0 and 1
__10. PrimeJ. I have more than 2 factors
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