πagarwalmath · 2nd grade · Common Core 2.OA.B.2
⚡ Facts to 20
Add and subtract within 20 from memory
Name: ______________________Date: ____________
115 − 3 = ?
Answer: ______________
29 + 5 = ?
Answer: ______________
39 + 7 = ?
Answer: ______________
414 − 1 = ?
Answer: ______________
512 − 3 = ?
Answer: ______________
6Get to ten first: 12 − 7 = 12 − 2 − ?
Answer: ______________
7Get to ten first: 11 − 4 = 11 − 1 − ?
Answer: ______________
8Make a ten: 6 + 9 = 6 + 4 + ?
Answer: ______________
914 − 5 = ?
Answer: ______________
10Near doubles: 5 + 5 = 10. So 5 + 6 = ?
Answer: ______________
116 + 6 = ?
Answer: ______________
12Get to ten first: 15 − 9 = 15 − 5 − ?
Answer: ______________
Answer key: Facts to 20
- 1. 12
- 2. 14
- 3. 16
- 4. 13
- 5. 9
- 6. 5
- 7. 3
- 8. 5
- 9. 9
- 10. 11
- 11. 12
- 12. 4
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/2nd-grade/add-facts-20