πagarwalmath · 2nd grade · Common Core 2.OA.B.2
⚡ Facts to 20
Add and subtract within 20 from memory
Name: ______________________Date: ____________
111 − 8 = ?
Answer: ______________
2Get to ten first: 11 − 5 = 11 − 1 − ?
Answer: ______________
316 − 6 = ?
Answer: ______________
413 − 6 = ?
Answer: ______________
58 + 9 = ?
Answer: ______________
6Get to ten first: 11 − 9 = 11 − 1 − ?
Answer: ______________
7Get to ten first: 17 − 8 = 17 − 7 − ?
Answer: ______________
814 − 3 = ?
Answer: ______________
910 + 10 = ?
Answer: ______________
1010 + 6 = ?
Answer: ______________
1115 − 14 = ?
Answer: ______________
1219 − 18 = ?
Answer: ______________
Answer key: Facts to 20
- 1. 3
- 2. 4
- 3. 10
- 4. 7
- 5. 17
- 6. 8
- 7. 1
- 8. 11
- 9. 20
- 10. 16
- 11. 1
- 12. 1
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/2nd-grade/add-facts-20