πagarwalmath · 1st grade · Common Core 1.OA.D.8
❓ Missing numbers
Find the unknown in any position (8 + ? = 11)
Name: ______________________Date: ____________
12 + ? = 6
Answer: ______________
29 + ? = 10
Answer: ______________
31 + ? = 4
Answer: ______________
45 + ? = 9
Answer: ______________
52 + ? = 4
Answer: ______________
63 + ? = 5
Answer: ______________
77 + ? = 10
Answer: ______________
83 + ? = 4
Answer: ______________
95 + ? = 7
Answer: ______________
104 + ? = 7
Answer: ______________
116 + ? = 10
Answer: ______________
125 + ? = 10
Answer: ______________
Answer key: Missing numbers
- 1. 4
- 2. 1
- 3. 3
- 4. 4
- 5. 2
- 6. 2
- 7. 3
- 8. 1
- 9. 2
- 10. 3
- 11. 4
- 12. 5
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-missing-number