πagarwalmath · 2nd grade · Common Core 2.OA.B.2
⚡ Facts to 20
Add and subtract within 20 from memory
Name: ______________________Date: ____________
19 + 7 = ?
Answer: ______________
216 − 8 = ?
Answer: ______________
35 + 5 = ?
Answer: ______________
4Get to ten first: 14 − 7 = 14 − 4 − ?
Answer: ______________
513 − 2 = ?
Answer: ______________
6Near doubles: 3 + 3 = 6. So 3 + 4 = ?
Answer: ______________
75 + 3 = ?
Answer: ______________
817 − 9 = ?
Answer: ______________
9Near doubles: 6 + 6 = 12. So 6 + 7 = ?
Answer: ______________
1012 − 3 = ?
Answer: ______________
1111 − 3 = ?
Answer: ______________
127 + 6 = ?
Answer: ______________
Answer key: Facts to 20
- 1. 16
- 2. 8
- 3. 10
- 4. 3
- 5. 11
- 6. 7
- 7. 8
- 8. 8
- 9. 13
- 10. 9
- 11. 8
- 12. 13
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/2nd-grade/add-facts-20