Mr. Stein September 8, 2022 equal groups

Which of these is an array?

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Which of these is not an array?

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Which line represents a column?

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Which line represents a row?

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How many rows are there?

How many columns are there?

Which array shows 3 columns of 2?

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Which picture shows 2 rows of 6?

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What number sentence(s) is correct for 3 rows of 2?

• 3+3

• 2+2

• 3+3+3

• 2+2+2

What number sentence(s) is correct for 5 columns of 3?

• 5+5+5

• 3+3+3

• 5+5+5+5+5

• 3+3+3+3+3