Array Formative Assessment

How many rows are in this array?

• 4

• 3

• 5

• 2

Tags

CCSS.2.OA.C.4

There are _____ columns in this array.

Tags

CCSS.2.OA.C.4

Select all of the arrays with 4 columns.

• 
• 
• 
• 

Tags

CCSS.3.OA.A.1

Find the correct number sentence for this array.

• 5 + 5 = 10

• 4 + 4 + 4 = 12

• 3 + 3 + 3 = 9

• 3 + 3 + 3 + 3 + 3 = 15

Tags

CCSS.2.OA.C.4

Choose the number sentence for this array.

• 4 + 4 + 4 + 4 = 16

• 5 + 5 + 5 = 15

• 5 + 5 + 5 + 5 = 20

• 10 + 10 = 20

Tags

CCSS.2.OA.C.4

Match the array to this number sentence:

3 + 3 + 3 = 9

• 
• 
• 

Tags

CCSS.2.OA.C.4

Find the most efficient number sentence for this array.

• 2 + 2 + 2 + 2 = 8

• 4 + 4 = 8

Tags

CCSS.2.OA.C.4

Write the most efficient number sentence for this array.

Tags

CCSS.2.OA.C.4