πagarwalmath · 2nd grade · Common Core 2.OA.B.2
⚡ Facts to 20
Add and subtract within 20 from memory
Name: ______________________Date: ____________
1Near doubles: 6 + 6 = 12. So 6 + 5 = ?
Answer: ______________
27 + 3 = ?
Answer: ______________
38 + 10 = ?
Answer: ______________
416 − 7 = ?
Answer: ______________
5Make a ten: 8 + 5 = 8 + 2 + ?
Answer: ______________
619 − 18 = ?
Answer: ______________
714 − 7 = ?
Answer: ______________
88 + 3 = ?
Answer: ______________
919 − 13 = ?
Answer: ______________
1015 − 2 = ?
Answer: ______________
1118 − 10 = ?
Answer: ______________
1215 − 10 = ?
Answer: ______________
Answer key: Facts to 20
- 1. 11
- 2. 10
- 3. 18
- 4. 9
- 5. 3
- 6. 1
- 7. 7
- 8. 11
- 9. 6
- 10. 13
- 11. 8
- 12. 5
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/2nd-grade/add-facts-20