Proof: The Sum of Prime Twins is Divisible by 12
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http://www.marin.cc.ca.us/~jerome/ma02003.htm  


Mathematics Dept., College of Marin  
Prime twins are prime numbers that are two numbers apart. For example 41 and 43 are prime twins. Can you PROVE that the sum of prime twins is divisible by 12? (This proof doesn't work for the prime twins 3 and 5.)  


Levels:  Middle School (68), High School (912), College 
Languages:  English 
Resource Types:  Problems/Puzzles 
Math Topics:  Prime Numbers, Logic/Foundations 
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