Question

ms.nenadal write 2×7=7×2 on the board. do you agree or disagree? draw arrays to help explain your thinking

Answer 1

2 * 7 is 2 columns and 7 rows...

* *
* *
* *
* *
* *
* *
* *

And 7 * 2 is 7 columns and 2 rows...

* * * * * * *
* * * * * * *

Counting the stars up, we see that they are equal. Therefore, 7 * 2 = 2 * 7.
:)