Unit 1 - Lesson 17 - Grade 3: Illustrative Mathematics

Which one doesn't belong?

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Match the drawings of equal groups and arrays that are alike. Be prepared to explain your reasoning.

Choose a match you and your partner made. Write down how you know the drawing matches the array.

Explain or show how the array is related to multiplication.

Explain or show how each array is related to multiplication.

Describe how the diagram and the array are related.