πagarwalmath · 2nd grade · Common Core 2.OA.B.2
⚡ Facts to 20
Add and subtract within 20 from memory
Name: ______________________Date: ____________
113 − 10 = ?
Answer: ______________
212 − 7 = ?
Answer: ______________
312 − 11 = ?
Answer: ______________
4Make a ten: 6 + 6 = 6 + 4 + ?
Answer: ______________
55 + 10 = ?
Answer: ______________
6Get to ten first: 16 − 9 = 16 − 6 − ?
Answer: ______________
712 − 3 = ?
Answer: ______________
814 − 8 = ?
Answer: ______________
97 + 5 = ?
Answer: ______________
10Get to ten first: 14 − 8 = 14 − 4 − ?
Answer: ______________
1116 − 6 = ?
Answer: ______________
12Get to ten first: 13 − 6 = 13 − 3 − ?
Answer: ______________
Answer key: Facts to 20
- 1. 3
- 2. 5
- 3. 1
- 4. 2
- 5. 15
- 6. 3
- 7. 9
- 8. 6
- 9. 12
- 10. 4
- 11. 10
- 12. 3
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/2nd-grade/add-facts-20