πagarwalmath · 2nd grade · Common Core 2.OA.B.2
⚡ Facts to 20
Add and subtract within 20 from memory
Name: ______________________Date: ____________
19 + 6 = ?
Answer: ______________
211 − 3 = ?
Answer: ______________
37 + 10 = ?
Answer: ______________
47 + 5 = ?
Answer: ______________
510 + 9 = ?
Answer: ______________
6Make a ten: 6 + 7 = 6 + 4 + ?
Answer: ______________
76 + 3 = ?
Answer: ______________
88 + 8 = ?
Answer: ______________
9Get to ten first: 17 − 9 = 17 − 7 − ?
Answer: ______________
1020 − 18 = ?
Answer: ______________
11Get to ten first: 13 − 5 = 13 − 3 − ?
Answer: ______________
1213 − 10 = ?
Answer: ______________
Answer key: Facts to 20
- 1. 15
- 2. 8
- 3. 17
- 4. 12
- 5. 19
- 6. 3
- 7. 9
- 8. 16
- 9. 2
- 10. 2
- 11. 2
- 12. 3
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/2nd-grade/add-facts-20