πagarwalmath · 1st grade · Common Core 1.OA.D.8
❓ Missing numbers
Find the unknown in any position (8 + ? = 11)
Name: ______________________Date: ____________
13 + ? = 10
Answer: ______________
22 + ? = 5
Answer: ______________
38 + ? = 9
Answer: ______________
41 + ? = 3
Answer: ______________
52 + ? = 4
Answer: ______________
61 + ? = 4
Answer: ______________
76 + ? = 7
Answer: ______________
85 + ? = 7
Answer: ______________
92 + ? = 6
Answer: ______________
105 + ? = 6
Answer: ______________
111 + ? = 10
Answer: ______________
123 + ? = 6
Answer: ______________
Answer key: Missing numbers
- 1. 7
- 2. 3
- 3. 1
- 4. 2
- 5. 2
- 6. 3
- 7. 1
- 8. 2
- 9. 4
- 10. 1
- 11. 9
- 12. 3
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-missing-number