πagarwalmath · 2nd grade · Common Core 2.OA.B.2
⚡ Facts to 20
Add and subtract within 20 from memory
Name: ______________________Date: ____________
112 − 9 = ?
Answer: ______________
2Get to ten first: 11 − 7 = 11 − 1 − ?
Answer: ______________
319 − 10 = ?
Answer: ______________
46 + 9 = ?
Answer: ______________
516 − 7 = ?
Answer: ______________
618 − 6 = ?
Answer: ______________
7Make a ten: 6 + 6 = 6 + 4 + ?
Answer: ______________
87 + 3 = ?
Answer: ______________
912 − 10 = ?
Answer: ______________
108 + 9 = ?
Answer: ______________
118 + 8 = ?
Answer: ______________
1219 − 5 = ?
Answer: ______________
Answer key: Facts to 20
- 1. 3
- 2. 6
- 3. 9
- 4. 15
- 5. 9
- 6. 12
- 7. 2
- 8. 10
- 9. 2
- 10. 17
- 11. 16
- 12. 14
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/2nd-grade/add-facts-20