Math CentralQuandaries & Queries


Question from star, a parent:

don breaks a 4x7 array into a 2x7 array and another array.what is the fact for don's second array

Hi Star,

Here is a 4x7 array

4 by 7 array

Don breaks this array into two pieces, one of which is a 2x7 array.

2 by 7 array

What does the other piece look like?

If he had started with a 5 by 7 array what would the other piece look like?



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