πagarwalmath · 2nd grade · Common Core 2.OA.B.2
⚡ Facts to 20
Add and subtract within 20 from memory
Name: ______________________Date: ____________
1Get to ten first: 14 − 5 = 14 − 4 − ?
Answer: ______________
220 − 7 = ?
Answer: ______________
36 + 9 = ?
Answer: ______________
4Get to ten first: 14 − 7 = 14 − 4 − ?
Answer: ______________
5Get to ten first: 12 − 8 = 12 − 2 − ?
Answer: ______________
6Make a ten: 6 + 5 = 6 + 4 + ?
Answer: ______________
718 − 11 = ?
Answer: ______________
819 − 5 = ?
Answer: ______________
9Get to ten first: 13 − 8 = 13 − 3 − ?
Answer: ______________
107 + 3 = ?
Answer: ______________
1114 − 8 = ?
Answer: ______________
12Get to ten first: 13 − 7 = 13 − 3 − ?
Answer: ______________
Answer key: Facts to 20
- 1. 1
- 2. 13
- 3. 15
- 4. 3
- 5. 6
- 6. 1
- 7. 7
- 8. 14
- 9. 5
- 10. 10
- 11. 6
- 12. 4
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/2nd-grade/add-facts-20