CCSS.Math.Content.2.OA.C.4

What is an array?

• a ray
• a line
• a circle 
• a group objects in rows and columns

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CCSS.Math.Content.2.OA.C.4

What is another way of saying 4 + 4 + 4?

• 3 groups of 4
• 4 groups of 4

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CCSS.Math.Content.2.OA.C.4

What is another way of saying 2 + 2 + 2 + 2 + 2?

• 2 groups of 2
• 5 groups of 2

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CCSS.Math.Content.2.OA.C.4

4 groups of 2 is the same as _____.

• 4 + 2
• 4 - 2
• 4 x 2 
• 4 + 4 + 4

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CCSS.Math.Content.2.OA.C.4

What multiplication fact is represented by the array?

• 2 x 3
• 3 x 3
• 1 x 6
• 6 x 2

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CCSS.Math.Content.3.OA.A.3

CCSS.Math.Content.2.OA.C.4

Which repeated addition sentence represents this rectangular array

• 3+3+3+3=12

• 3+3+3=12

• 3+3+3=9

• 4+4+4+4=16

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CCSS.Math.Content.2.OA.C.4

There are 5 tables in the lunchroom. 4 people can sit at each table. How many people can sit at all 5 tables?

• 25

• 16

• 20

• 14

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CCSS.Math.Content.2.OA.C.4

What is the multiplication equation for this array?

• 3X2=6

• 4X3=12

• 3X3=9

• 2X3=6

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CCSS.Math.Content.3.OA.A.1

CCSS.Math.Content.3.OA.A.3

CCSS.Math.Content.2.OA.C.4

What is the repeated addition sentence for these ROWS?

• 3 + 4 = 7

• 3 + 3 + 3 + 3 = 12

• 4 + 4 + 4 = 12

• 8 + 4 = 12

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CCSS.Math.Content.2.OA.C.4

What is the repeated addition sentence for these COLUMNS?

• 15 + 1 = 16

• 10 + 6 = 16

• 8 + 8 = 16

• 4 + 4 + 4 + 4 = 16

Tags

CCSS.Math.Content.2.OA.C.4