Arrays and Repeated Addition

In an array, what goes side to side?

• rows

• columns

Tags

CCSS.3.OA.A.1

In an array, what goes up and down?

• rows

• columns

Tags

CCSS.3.OA.A.1

How many rows are in this array?

• 3

• 4

• 12

• 9

Tags

CCSS.2.OA.C.4

Choose the correct repeated addition sentence.

• 3 + 3 + 3 + 3 = 12

• 4 + 4 + 4 + 4 = 16

• 5 + 5 + 5 + 5 = 20

• 4 + 4 + 4 = 12

Tags

CCSS.2.OA.C.4

What is the repeated addition sentence?

• 4 + 4 + 4 = 12

• 3 + 3 + 3 = 12

• 4 + 4 + 4 + 4 = 12

• 3 + 3 + 3 + 3 = 9

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

Describe the array.

• two columns of three

• three columns of two

• two rows of three

• eight

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

What is circled in the array?

• row

• column

Tags

CCSS.4.OA.B.4