πagarwalmath · 1st grade · Common Core 1.OA.D.8
❓ Missing numbers
Find the unknown in any position (8 + ? = 11)
Name: ______________________Date: ____________
17 − ? = 4
Answer: ______________
24 − ? = 2
Answer: ______________
3? + 2 = 7
Answer: ______________
4? + 3 = 4
Answer: ______________
5? − 1 = 3
Answer: ______________
6? − 4 = 3
Answer: ______________
77 − ? = 6
Answer: ______________
810 − 3 = ? Think addition: 3 + ? = 10
Answer: ______________
92 + ? = 3
Answer: ______________
108 − ? = 2
Answer: ______________
111 + ? = 3
Answer: ______________
12? − 5 = 4
Answer: ______________
Answer key: Missing numbers
- 1. 3
- 2. 2
- 3. 5
- 4. 1
- 5. 4
- 6. 7
- 7. 1
- 8. 7
- 9. 1
- 10. 6
- 11. 2
- 12. 9
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-missing-number