πagarwalmath · 2nd grade · Common Core 2.OA.B.2
⚡ Facts to 20
Add and subtract within 20 from memory
Name: ______________________Date: ____________
19 + 4 = ?
Answer: ______________
219 − 12 = ?
Answer: ______________
3Get to ten first: 15 − 7 = 15 − 5 − ?
Answer: ______________
417 − 5 = ?
Answer: ______________
519 − 17 = ?
Answer: ______________
69 + 6 = ?
Answer: ______________
78 + 9 = ?
Answer: ______________
820 − 17 = ?
Answer: ______________
915 − 6 = ?
Answer: ______________
10Near doubles: 4 + 4 = 8. So 4 + 5 = ?
Answer: ______________
11Make a ten: 7 + 6 = 7 + 3 + ?
Answer: ______________
1220 − 14 = ?
Answer: ______________
Answer key: Facts to 20
- 1. 13
- 2. 7
- 3. 2
- 4. 12
- 5. 2
- 6. 15
- 7. 17
- 8. 3
- 9. 9
- 10. 9
- 11. 3
- 12. 6
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/2nd-grade/add-facts-20