Missing Addends or Wholes

____ + 5 = 12

• 7

• 17

9 + _____ = 11

• 2

• 14

Aria had 12 pencils in all. She had 5 pencils in her pencil pouch and some in her desk. How many pencils did she have in her desk? (Hint: 5 + ____ = 12)

• 7

• 17

• 3

• 1

5 + __ = 16

• 6

• 12

• 11

• 4

9 + __= 18

• 9

• 8

• 5

• 10

What is the missing addend or partner? 8 + ____=11

• 3

• 2

• 4

• 6

What number fills in the blank?
5 + ____ = 8 + 5

• 5
• 7
• 8

What number fills in the blank?
3 + (8 + 4) = 3 + _____

• 11
• 12
• 14

What number fills in the blank?
5 + (7 + 6) = (5 + ___) + 6

• 8
• 6
• 5
• 7

3/12 + 4/12

• 7/12

• 6/12

• 12/12

• 1/12