arrays

Select the correct number model with the rectangular array

• 5+5+5=15
• 3+3+3=9
• 3+3+3+3+3=15
• 5+5+5+5+5=30

Tags

CCSS.2.OA.C.4

Select the correct number model with the rectangular array

• 4+4+4+4=16
• 2+2+2+2=8
• 2+2=4
• 4+4=8

Tags

CCSS.2.OA.C.4

Select the correct number model with the rectangular array

• 4+4+4+4=16
• 2+2+2+2=8
• 5+5+5+5=20
• 3+3+3+3=12

Tags

CCSS.2.OA.C.4

Select the correct number model with the rectangular array

• 3+3+3+3=12
• 4+4+4=12
• 3+3+3=9
• 4+4+4+4=16

Tags

CCSS.2.OA.C.4

• 4+4+4+4+4=20
• 4+4+4=12
• 5+4+5+4=20
• 3+3+3+3+3=15

Tags

CCSS.2.OA.C.4

Which repeated addition sentence represents this rectangular array?

• 4+4+4+4=16

• 2+2+2+2=8

• 2+2=4

• 4+3=8

Tags

CCSS.2.OA.C.4

How many total triangle are in the array?

• 2
• 4
• 8
• 6

Tags

CCSS.2.OA.C.4

Which repeated addition represents this  rectangular array?

• 4+4+4+4=16
• 2+2+2+2=8
• 5+5+5+5=20
• 3+3+3+3=12

Tags

CCSS.2.G.A.2

CCSS.2.OA.C.4

How many rows in this array?

• 2
• 4
• 8
• 6

Tags

CCSS.2.OA.C.4

Which one goes up and down?

• columns
• rows

Tags

CCSS.3.OA.D.9