Mathematics
AJJedlicka
2015-10-31 04:55:12
ms.nenadal write 2×7=7×2 on the board. do you agree or disagree? draw arrays to help explain your thinking
ANSWERS
shelbiebourque
2015-10-31 05:28:08

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. :)

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