Rules of Divisibility: ÷3

There is a nifty way of finding if a large number is divisible by 3, but you do need to know the 3 times table.

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How can you tell if a number is divisible by 8 without actually carrying out the division calculation?

How can you tell if a number is divisible by 4 without actually carrying out the division calculation?

To see if a number is divisible by 6 we have to use the tests of divisibility for 2 and 3.

Quick question sheets to check how well division facts are known and concepts are understood.

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