Same & Different: Gazing at Arrays

Look at the two pictures. What do you notice?

1. How are pictures A and B mathematically the same, and how are they different?
2. A and B are the same because …
3. A and B are different because …
4. Make a third picture of a multiplication or division model. Explain how your picture is the same as pictures A and B, and how it is different.

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Reference for Educators