πagarwalmath · 2nd grade · Common Core 2.OA.B.2
⚡ Facts to 20
Add and subtract within 20 from memory
Name: ______________________Date: ____________
1Near doubles: 3 + 3 = 6. So 3 + 2 = ?
Answer: ______________
219 − 4 = ?
Answer: ______________
3Make a ten: 6 + 8 = 6 + 4 + ?
Answer: ______________
418 − 3 = ?
Answer: ______________
57 + 6 = ?
Answer: ______________
67 + 8 = ?
Answer: ______________
714 − 9 = ?
Answer: ______________
814 − 10 = ?
Answer: ______________
99 + 10 = ?
Answer: ______________
106 + 7 = ?
Answer: ______________
118 + 7 = ?
Answer: ______________
1218 − 18 = ?
Answer: ______________
Answer key: Facts to 20
- 1. 5
- 2. 15
- 3. 4
- 4. 15
- 5. 13
- 6. 15
- 7. 5
- 8. 4
- 9. 19
- 10. 13
- 11. 15
- 12. 0
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/2nd-grade/add-facts-20