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📊🤔 Explore A - Lesson 3.7 Commutative Property of Multiplication With Arrays

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Part 1

An array is a rectangular arrangement of quantities in rows and columns.

Row is horizontal

Column is vertical

See the picture below:

array of stars.png

There are 3 rows of stars.

There are 5 columns of stars.

This array is 3 rows of 5 columns.

Part 2

You will need counters for this lesson (refer to chapter instructions).

Situation:

Jacob's farm produces corn every summer.  If Jacob has 12 corn plants, how could he arrange them into equal rows and columns?

2 by 6 and 6 by 2.png

As you can see in the picture above, Jacob could have planted 2 rows of 6 plants or 6 rows of 2 plants.

Are there other ways Jacob could plant his corn in rows?

 

Answer the question by clicking "Submit Assignment" and giving your answer in the text box.

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