πagarwalmath · 2nd grade · Common Core 2.OA.B.2
⚡ Facts to 20
Add and subtract within 20 from memory
Name: ______________________Date: ____________
111 − 10 = ?
Answer: ______________
29 + 7 = ?
Answer: ______________
310 + 7 = ?
Answer: ______________
48 + 9 = ?
Answer: ______________
5Make a ten: 6 + 7 = 6 + 4 + ?
Answer: ______________
68 + 8 = ?
Answer: ______________
7Near doubles: 4 + 4 = 8. So 4 + 5 = ?
Answer: ______________
819 − 6 = ?
Answer: ______________
97 + 9 = ?
Answer: ______________
1016 − 1 = ?
Answer: ______________
11Get to ten first: 14 − 6 = 14 − 4 − ?
Answer: ______________
1213 − 2 = ?
Answer: ______________
Answer key: Facts to 20
- 1. 1
- 2. 16
- 3. 17
- 4. 17
- 5. 3
- 6. 16
- 7. 9
- 8. 13
- 9. 16
- 10. 15
- 11. 2
- 12. 11
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/2nd-grade/add-facts-20