What?This week we have been learning the divisibility rule for 3.
Why?Because it is an easy strategy to use on any sized number.
How?It is actually really easy, so say you have the number 9174 you plus all the numbers together so 9+1+7+4=21.Is 21 one of the 3 time tables (yes).
Why?Because it is an easy strategy to use on any sized number.
How?It is actually really easy, so say you have the number 9174 you plus all the numbers together so 9+1+7+4=21.Is 21 one of the 3 time tables (yes).
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