πagarwalmath · 2nd grade · Common Core 2.OA.B.2
⚡ Facts to 20
Add and subtract within 20 from memory
Name: ______________________Date: ____________
113 − 9 = ?
Answer: ______________
215 − 12 = ?
Answer: ______________
3Get to ten first: 11 − 7 = 11 − 1 − ?
Answer: ______________
46 + 10 = ?
Answer: ______________
511 − 6 = ?
Answer: ______________
615 − 13 = ?
Answer: ______________
77 + 3 = ?
Answer: ______________
813 − 3 = ?
Answer: ______________
98 + 8 = ?
Answer: ______________
105 + 10 = ?
Answer: ______________
11Make a ten: 8 + 3 = 8 + 2 + ?
Answer: ______________
12Get to ten first: 13 − 6 = 13 − 3 − ?
Answer: ______________
Answer key: Facts to 20
- 1. 4
- 2. 3
- 3. 6
- 4. 16
- 5. 5
- 6. 2
- 7. 10
- 8. 10
- 9. 16
- 10. 15
- 11. 1
- 12. 3
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/2nd-grade/add-facts-20