πagarwalmath · 2nd grade · Common Core 2.OA.B.2
⚡ Facts to 20
Add and subtract within 20 from memory
Name: ______________________Date: ____________
118 − 17 = ?
Answer: ______________
211 − 11 = ?
Answer: ______________
3Get to ten first: 17 − 9 = 17 − 7 − ?
Answer: ______________
4Get to ten first: 16 − 8 = 16 − 6 − ?
Answer: ______________
57 + 6 = ?
Answer: ______________
6Near doubles: 6 + 6 = 12. So 6 + 5 = ?
Answer: ______________
711 − 8 = ?
Answer: ______________
811 − 1 = ?
Answer: ______________
918 − 8 = ?
Answer: ______________
1015 − 1 = ?
Answer: ______________
116 + 7 = ?
Answer: ______________
125 + 8 = ?
Answer: ______________
Answer key: Facts to 20
- 1. 1
- 2. 0
- 3. 2
- 4. 2
- 5. 13
- 6. 11
- 7. 3
- 8. 10
- 9. 10
- 10. 14
- 11. 13
- 12. 13
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/2nd-grade/add-facts-20