Tuesday, December 13, 2011

Divisibility rule for 4

4=2x2
All numbers that are able to divide by 2 twice
eg 16÷2=8÷2=4

so 16 is divisible by 4
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1 comment:

  1. crowelDecember 14, 2011 at 9:41 AM

    Thanks for posting the divisibility rule for 4. I know how to do 4 now.

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