Repeated Addition & Arrays

In an array, what goes up and down?

• rows

• columns

Tags

CCSS.2.G.A.2

CCSS.2.OA.C.4

In an array, what goes side to side?

• rows

• columns

Tags

CCSS.2.G.A.2

CCSS.2.OA.C.4

How would you describe the array in yellow?

• two columns of three

• five columns of seven

• three columns of two

• two rows of six

Tags

CCSS.2.G.A.2

CCSS.2.OA.C.4

What repeated addition sentence matches the GREEN array?

• 3 + 3 + 3 = 9

• 2 + 2 + 4

• 2 + 2 + 2 = 6

• 5 + 5 + 5 + 5 + 5 + 5 = 30

Tags

CCSS.2.OA.C.4

If this array were equal in columns and rows by adding three more dots to the last column, then what would you see?

• 7 rows of 5

• 5 rows of 7

• 5 columns of 7

• 30

Tags

CCSS.2.G.A.2

CCSS.2.OA.C.4

How many rows are in this array?

• 3

• 4

• 12

• 9

Tags

CCSS.2.G.A.2

CCSS.2.OA.C.4

If you added one row and one column to this array, what would it be?

• 2 columns of 3

• 3 columns of 2

• 4 rows of 2

• 2 rows of 4

Tags

CCSS.2.G.A.2

CCSS.2.OA.C.4

How many pairs of ladybugs are there?

• 10

• 2

• 5

• 4

Tags

CCSS.K.CC.B.4

CCSS.K.CC.B.5

What repeated addition sentence would represent this array AFTER adding two more rows?

• 3 + 3 + 3 = 9

• 2 + 2 = 4

• 1 + 1 = 2

• 3 + 3 = 6

Tags

CCSS.2.G.A.2

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