πagarwalmath · 2nd grade · Common Core 2.OA.B.2
⚡ Facts to 20
Add and subtract within 20 from memory
Name: ______________________Date: ____________
114 − 8 = ?
Answer: ______________
216 − 12 = ?
Answer: ______________
3Get to ten first: 12 − 3 = 12 − 2 − ?
Answer: ______________
4Near doubles: 8 + 8 = 16. So 8 + 9 = ?
Answer: ______________
520 − 13 = ?
Answer: ______________
6Get to ten first: 14 − 9 = 14 − 4 − ?
Answer: ______________
7Make a ten: 6 + 7 = 6 + 4 + ?
Answer: ______________
813 − 5 = ?
Answer: ______________
9Make a ten: 6 + 5 = 6 + 4 + ?
Answer: ______________
10Near doubles: 4 + 4 = 8. So 4 + 3 = ?
Answer: ______________
11Make a ten: 8 + 4 = 8 + 2 + ?
Answer: ______________
1215 − 4 = ?
Answer: ______________
Answer key: Facts to 20
- 1. 6
- 2. 4
- 3. 1
- 4. 17
- 5. 7
- 6. 5
- 7. 3
- 8. 8
- 9. 1
- 10. 7
- 11. 2
- 12. 11
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/2nd-grade/add-facts-20