Wednesday, December 21, 2011

Divisiblity Rule for 3

The rule for 3 is you add all the digits in the number. If it is 3 or a multiple of 3 then it is divisible by 3.
For Example:

Number 3456

3+4+5+6= 18

18 is divisible by 3 because it is a multiple of three. 3, 6 ,9 ,12 , 15 ,18

1 comment:

  1. I like how you explained it so I could understand it.

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