πagarwalmath · 2nd grade · Common Core 2.OA.B.2
⚡ Facts to 20
Add and subtract within 20 from memory
Name: ______________________Date: ____________
18 + 9 = ?
Answer: ______________
212 − 5 = ?
Answer: ______________
35 + 9 = ?
Answer: ______________
46 + 10 = ?
Answer: ______________
510 + 7 = ?
Answer: ______________
616 − 13 = ?
Answer: ______________
78 + 3 = ?
Answer: ______________
89 + 8 = ?
Answer: ______________
916 − 9 = ?
Answer: ______________
105 + 3 = ?
Answer: ______________
1112 − 6 = ?
Answer: ______________
12Near doubles: 6 + 6 = 12. So 6 + 7 = ?
Answer: ______________
Answer key: Facts to 20
- 1. 17
- 2. 7
- 3. 14
- 4. 16
- 5. 17
- 6. 3
- 7. 11
- 8. 17
- 9. 7
- 10. 8
- 11. 6
- 12. 13
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/2nd-grade/add-facts-20