πagarwalmath · 2nd grade · Common Core 2.OA.B.2
⚡ Facts to 20
Add and subtract within 20 from memory
Name: ______________________Date: ____________
18 + 4 = ?
Answer: ______________
2Get to ten first: 12 − 4 = 12 − 2 − ?
Answer: ______________
3Make a ten: 6 + 6 = 6 + 4 + ?
Answer: ______________
414 − 8 = ?
Answer: ______________
56 + 6 = ?
Answer: ______________
68 + 3 = ?
Answer: ______________
713 − 8 = ?
Answer: ______________
818 − 14 = ?
Answer: ______________
911 − 8 = ?
Answer: ______________
10Get to ten first: 11 − 2 = 11 − 1 − ?
Answer: ______________
11Near doubles: 3 + 3 = 6. So 3 + 4 = ?
Answer: ______________
1215 − 3 = ?
Answer: ______________
Answer key: Facts to 20
- 1. 12
- 2. 2
- 3. 2
- 4. 6
- 5. 12
- 6. 11
- 7. 5
- 8. 4
- 9. 3
- 10. 1
- 11. 7
- 12. 12
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/2nd-grade/add-facts-20