πagarwalmath · 2nd grade · Common Core 2.OA.B.2
⚡ Facts to 20
Add and subtract within 20 from memory
Name: ______________________Date: ____________
19 + 6 = ?
Answer: ______________
214 − 13 = ?
Answer: ______________
38 + 8 = ?
Answer: ______________
413 − 2 = ?
Answer: ______________
5Get to ten first: 17 − 8 = 17 − 7 − ?
Answer: ______________
67 + 7 = ?
Answer: ______________
7Near doubles: 4 + 4 = 8. So 4 + 5 = ?
Answer: ______________
85 + 4 = ?
Answer: ______________
99 + 8 = ?
Answer: ______________
1010 + 7 = ?
Answer: ______________
11Near doubles: 6 + 6 = 12. So 6 + 5 = ?
Answer: ______________
12Make a ten: 7 + 8 = 7 + 3 + ?
Answer: ______________
Answer key: Facts to 20
- 1. 15
- 2. 1
- 3. 16
- 4. 11
- 5. 1
- 6. 14
- 7. 9
- 8. 9
- 9. 17
- 10. 17
- 11. 11
- 12. 5
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/2nd-grade/add-facts-20