Math Arrays

How many rows are in this picture?

• 3
• 6
• 9
• 12

Tags

CCSS.2.G.A.2

CCSS.2.OA.C.4

What is the total number of Play-Doh's?

• 5
• 10
• 15
• 20

Tags

CCSS.2.NBT.B.5

CCSS.2.OA.A.1

CCSS.2.OA.C.4

What addition sentence matches this array?

• 4 + 4 + 4 + 4 = 16
• 3 + 3 + 3 = 9
• 3 + 3 + 3 + 3 + 3 = 15
• 4 + 4 + 4 = 12

Tags

CCSS.2.G.A.2

CCSS.2.OA.C.4

How many total?

• 12
• 18
• 24
• 21

Tags

CCSS.2.NBT.B.5

CCSS.2.NBT.B.7

CCSS.2.OA.A.1

CCSS.2.OA.C.4

Are these shown in rows or columns?

• Rows
• Columns

Tags

CCSS.2.G.A.2

CCSS.2.OA.C.4

Is this a row or a column?

• Row
• Column

Tags

CCSS.2.G.A.2

CCSS.2.OA.C.4

What is the correct addition sentence?

• 5 + 5 + 5 + 5 = 20
• 4 + 4 + 4 + 4 = 16 
• 4 + 4 + 4 + 4 = 20
• I don't know. 

Tags

CCSS.2.NBT.B.5

CCSS.2.OA.B.2

What array does this show?

• 2 rows of 4
• 2 rows of 5 
• 2 columns of 5
• 2 columns of 4

Tags

CCSS.2.G.A.2

CCSS.2.OA.C.4

How many total?

• 22
• 23
• 24
• 25

Tags

CCSS.2.NBT.B.5

CCSS.2.NBT.B.7

CCSS.2.OA.A.1

CCSS.2.OA.C.4

What does an array prepare us for?

• multiplication
• division
• multiplication and division
• What is an array?

Tags

CCSS.2.G.A.2

CCSS.2.OA.C.4