πagarwalmath · 2nd grade · Common Core 2.OA.B.2
⚡ Facts to 20
Add and subtract within 20 from memory
Name: ______________________Date: ____________
112 − 2 = ?
Answer: ______________
2Get to ten first: 11 − 7 = 11 − 1 − ?
Answer: ______________
38 + 9 = ?
Answer: ______________
419 − 17 = ?
Answer: ______________
5Get to ten first: 12 − 8 = 12 − 2 − ?
Answer: ______________
68 + 5 = ?
Answer: ______________
75 + 5 = ?
Answer: ______________
8Get to ten first: 15 − 8 = 15 − 5 − ?
Answer: ______________
912 − 5 = ?
Answer: ______________
106 + 10 = ?
Answer: ______________
1113 − 1 = ?
Answer: ______________
1216 − 4 = ?
Answer: ______________
Answer key: Facts to 20
- 1. 10
- 2. 6
- 3. 17
- 4. 2
- 5. 6
- 6. 13
- 7. 10
- 8. 3
- 9. 7
- 10. 16
- 11. 12
- 12. 12
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/2nd-grade/add-facts-20