After discussing divisibility by 5, we proceed to divisibility by 6. A number is divisible by 6 if (1) it is even (2) it is divisible by 3 The explanation to this is quite simple. First, if a number is even, then it is divisible by 2. Let n be that number. Since is even, […]

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# Monthly Archives: April 2014

## The Proof of Divisibility By 5

This is the fourth post in the divisibility series for middle school students. In this post, I am going to discuss divisibility by 5. This is probably one of the easiest divisibility rules to remember and to prove. I am sure you are all familiar that a number ends in 0 or 5, then it […]

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