πagarwalmath · 2nd grade · Common Core 2.OA.B.2
⚡ Facts to 20
Add and subtract within 20 from memory
Name: ______________________Date: ____________
118 − 17 = ?
Answer: ______________
29 + 7 = ?
Answer: ______________
310 + 7 = ?
Answer: ______________
4Near doubles: 6 + 6 = 12. So 6 + 5 = ?
Answer: ______________
518 − 16 = ?
Answer: ______________
6Get to ten first: 14 − 8 = 14 − 4 − ?
Answer: ______________
76 + 7 = ?
Answer: ______________
815 − 12 = ?
Answer: ______________
9Get to ten first: 17 − 9 = 17 − 7 − ?
Answer: ______________
10Get to ten first: 12 − 5 = 12 − 2 − ?
Answer: ______________
11Make a ten: 6 + 6 = 6 + 4 + ?
Answer: ______________
1212 − 11 = ?
Answer: ______________
Answer key: Facts to 20
- 1. 1
- 2. 16
- 3. 17
- 4. 11
- 5. 2
- 6. 4
- 7. 13
- 8. 3
- 9. 2
- 10. 3
- 11. 2
- 12. 1
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/2nd-grade/add-facts-20