πagarwalmath · 1st grade · Common Core 1.OA.D.8
❓ Missing numbers
Find the unknown in any position (8 + ? = 11)
Name: ______________________Date: ____________
13 + ? = 8
Answer: ______________
24 + ? = 10
Answer: ______________
33 + ? = 5
Answer: ______________
47 + ? = 10
Answer: ______________
51 + ? = 3
Answer: ______________
62 + ? = 7
Answer: ______________
71 + ? = 5
Answer: ______________
82 + ? = 6
Answer: ______________
95 + ? = 9
Answer: ______________
106 + ? = 8
Answer: ______________
111 + ? = 7
Answer: ______________
122 + ? = 4
Answer: ______________
Answer key: Missing numbers
- 1. 5
- 2. 6
- 3. 2
- 4. 3
- 5. 2
- 6. 5
- 7. 4
- 8. 4
- 9. 4
- 10. 2
- 11. 6
- 12. 2
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-missing-number