πagarwalmath · 2nd grade · Common Core 2.OA.B.2
⚡ Facts to 20
Add and subtract within 20 from memory
Name: ______________________Date: ____________
110 + 9 = ?
Answer: ______________
2Get to ten first: 16 − 9 = 16 − 6 − ?
Answer: ______________
3Make a ten: 6 + 8 = 6 + 4 + ?
Answer: ______________
4Near doubles: 7 + 7 = 14. So 7 + 8 = ?
Answer: ______________
5Get to ten first: 13 − 9 = 13 − 3 − ?
Answer: ______________
619 − 11 = ?
Answer: ______________
7Get to ten first: 14 − 6 = 14 − 4 − ?
Answer: ______________
8Make a ten: 9 + 8 = 9 + 1 + ?
Answer: ______________
917 − 7 = ?
Answer: ______________
1013 − 12 = ?
Answer: ______________
11Near doubles: 8 + 8 = 16. So 8 + 7 = ?
Answer: ______________
125 + 3 = ?
Answer: ______________
Answer key: Facts to 20
- 1. 19
- 2. 3
- 3. 4
- 4. 15
- 5. 6
- 6. 8
- 7. 2
- 8. 7
- 9. 10
- 10. 1
- 11. 15
- 12. 8
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/2nd-grade/add-facts-20