πagarwalmath · 2nd grade · Common Core 2.OA.B.2
⚡ Facts to 20
Add and subtract within 20 from memory
Name: ______________________Date: ____________
113 − 4 = ?
Answer: ______________
2Get to ten first: 14 − 5 = 14 − 4 − ?
Answer: ______________
38 + 7 = ?
Answer: ______________
47 + 3 = ?
Answer: ______________
510 + 4 = ?
Answer: ______________
615 − 3 = ?
Answer: ______________
7Near doubles: 4 + 4 = 8. So 4 + 3 = ?
Answer: ______________
8Get to ten first: 13 − 6 = 13 − 3 − ?
Answer: ______________
95 + 9 = ?
Answer: ______________
1019 − 14 = ?
Answer: ______________
11Get to ten first: 12 − 8 = 12 − 2 − ?
Answer: ______________
1215 − 10 = ?
Answer: ______________
Answer key: Facts to 20
- 1. 9
- 2. 1
- 3. 15
- 4. 10
- 5. 14
- 6. 12
- 7. 7
- 8. 3
- 9. 14
- 10. 5
- 11. 6
- 12. 5
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/2nd-grade/add-facts-20