Missing Addends

Which number will make this number sentence true?
8 + ___ = 10

• 18
• 2
• 6
• 1

Tags

CCSS.1.OA.A.1

Joy 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

Tags

CCSS.2.OA.A.1

Which number will make this number sentence true?
2 +6 = ___ + 3 (Hint: Start on the side with all of its parts.)

• 8
• 4
• 5
• 1

Tags

CCSS.1.OA.B.3

Isaac wanted to bring cupcakes for a class party. There are 21 students in his class. He already bought 6 cupcakes. How many more cupcakes does he need? (Hint: 6 + ___ = 21)

• 3
• 1
• 15
• 27

Tags

CCSS.2.OA.A.1

Which equation is true?

• 5 = 3 + 1
• 4 + 5 = 6 + 3
• 21 = 12
• 5 - 3 = 1

Tags

CCSS.1.OA.B.3

The Packers scored 7 points and the Falcons scored 3 points. How many more points did the Packers score than the Falcons?

• 10
• 4
• 1
• 37

Tags

CCSS.2.OA.A.1

Brooklynn had 4 red fish, 2 blue fish, 5 yellow fish, and 1 dog. How many fish does Brooklynn have?

• 4 + 2 = 6
• 4 + 2 + 5 = 10
• 4 + 2 + 5 + 1 = 12
• 4 + 2 + 5 = 11

Tags

CCSS.1.OA.A.1

Which equation is true?

• 1 = 11
• 11 - 3 = 4 + 4
• 5 + 5 = 5
• 1 - 2 = 3

Tags

CCSS.1.OA.B.3

The teacher gave each student a cookie. There are 5 boys and 10 girls. How many cookies did the teacher pass out?

• 5
• 10 
• 15
• 20

Tags

CCSS.2.OA.C.4

Which number will make this equation true?
1 + 1 = ___

• 0
• 2

Tags

CCSS.1.OA.A.1