πagarwalmath · 2nd grade · Common Core 2.OA.B.2
⚡ Facts to 20
Add and subtract within 20 from memory
Name: ______________________Date: ____________
111 − 2 = ?
Answer: ______________
212 − 3 = ?
Answer: ______________
3Get to ten first: 15 − 7 = 15 − 5 − ?
Answer: ______________
47 + 10 = ?
Answer: ______________
59 + 4 = ?
Answer: ______________
616 − 4 = ?
Answer: ______________
713 − 12 = ?
Answer: ______________
86 + 5 = ?
Answer: ______________
918 − 7 = ?
Answer: ______________
10Get to ten first: 12 − 3 = 12 − 2 − ?
Answer: ______________
116 + 10 = ?
Answer: ______________
1213 − 7 = ?
Answer: ______________
Answer key: Facts to 20
- 1. 9
- 2. 9
- 3. 2
- 4. 17
- 5. 13
- 6. 12
- 7. 1
- 8. 11
- 9. 11
- 10. 1
- 11. 16
- 12. 6
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/2nd-grade/add-facts-20