πagarwalmath · 1st grade · Common Core 1.OA.D.8
❓ Missing numbers
Find the unknown in any position (8 + ? = 11)
Name: ______________________Date: ____________
11 + ? = 4
Answer: ______________
26 + ? = 7
Answer: ______________
35 + ? = 9
Answer: ______________
47 + ? = 10
Answer: ______________
51 + ? = 6
Answer: ______________
63 + ? = 4
Answer: ______________
72 + ? = 10
Answer: ______________
81 + ? = 3
Answer: ______________
94 + ? = 9
Answer: ______________
101 + ? = 5
Answer: ______________
112 + ? = 7
Answer: ______________
122 + ? = 4
Answer: ______________
Answer key: Missing numbers
- 1. 3
- 2. 1
- 3. 4
- 4. 3
- 5. 5
- 6. 1
- 7. 8
- 8. 2
- 9. 5
- 10. 4
- 11. 5
- 12. 2
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-missing-number