πagarwalmath · 2nd grade · Common Core 2.OA.B.2
⚡ Facts to 20
Add and subtract within 20 from memory
Name: ______________________Date: ____________
113 − 5 = ?
Answer: ______________
210 + 9 = ?
Answer: ______________
37 + 4 = ?
Answer: ______________
415 − 8 = ?
Answer: ______________
5Get to ten first: 12 − 4 = 12 − 2 − ?
Answer: ______________
67 + 8 = ?
Answer: ______________
79 + 9 = ?
Answer: ______________
8Get to ten first: 13 − 6 = 13 − 3 − ?
Answer: ______________
914 − 11 = ?
Answer: ______________
1020 − 4 = ?
Answer: ______________
11Get to ten first: 16 − 7 = 16 − 6 − ?
Answer: ______________
1212 − 2 = ?
Answer: ______________
Answer key: Facts to 20
- 1. 8
- 2. 19
- 3. 11
- 4. 7
- 5. 2
- 6. 15
- 7. 18
- 8. 3
- 9. 3
- 10. 16
- 11. 1
- 12. 10
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/2nd-grade/add-facts-20