πagarwalmath · 1st grade · Common Core 1.OA.D.8
❓ Missing numbers
Find the unknown in any position (8 + ? = 11)
Name: ______________________Date: ____________
1? + 8 = 9
Answer: ______________
2? + 6 = 8
Answer: ______________
31 + ? = 9
Answer: ______________
48 − ? = 7
Answer: ______________
5? + 1 = 3
Answer: ______________
6? − 3 = 4
Answer: ______________
75 − ? = 3
Answer: ______________
84 − ? = 2
Answer: ______________
93 + ? = 5
Answer: ______________
105 + ? = 7
Answer: ______________
11? + 2 = 8
Answer: ______________
12? − 4 = 3
Answer: ______________
Answer key: Missing numbers
- 1. 1
- 2. 2
- 3. 8
- 4. 1
- 5. 2
- 6. 7
- 7. 2
- 8. 2
- 9. 2
- 10. 2
- 11. 6
- 12. 7
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-missing-number