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 − 7 = 14 − 4 − ?
Answer: ______________
2Get to ten first: 14 − 8 = 14 − 4 − ?
Answer: ______________
311 − 11 = ?
Answer: ______________
48 + 6 = ?
Answer: ______________
519 − 11 = ?
Answer: ______________
66 + 3 = ?
Answer: ______________
7Near doubles: 3 + 3 = 6. So 3 + 4 = ?
Answer: ______________
87 + 9 = ?
Answer: ______________
919 − 15 = ?
Answer: ______________
108 + 4 = ?
Answer: ______________
1115 − 12 = ?
Answer: ______________
12Get to ten first: 13 − 5 = 13 − 3 − ?
Answer: ______________
Answer key: Facts to 20
- 1. 3
- 2. 4
- 3. 0
- 4. 14
- 5. 8
- 6. 9
- 7. 7
- 8. 16
- 9. 4
- 10. 12
- 11. 3
- 12. 2
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/2nd-grade/add-facts-20