πagarwalmath · 1st grade · Common Core 1.OA.D.8
❓ Missing numbers
Find the unknown in any position (8 + ? = 11)
Name: ______________________Date: ____________
11 + ? = 7
Answer: ______________
22 + ? = 3
Answer: ______________
32 + ? = 10
Answer: ______________
41 + ? = 5
Answer: ______________
51 + ? = 6
Answer: ______________
61 + ? = 4
Answer: ______________
75 + ? = 10
Answer: ______________
85 + ? = 9
Answer: ______________
92 + ? = 9
Answer: ______________
105 + ? = 7
Answer: ______________
113 + ? = 7
Answer: ______________
124 + ? = 6
Answer: ______________
Answer key: Missing numbers
- 1. 6
- 2. 1
- 3. 8
- 4. 4
- 5. 5
- 6. 3
- 7. 5
- 8. 4
- 9. 7
- 10. 2
- 11. 4
- 12. 2
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-missing-number