πagarwalmath · 2nd grade · Common Core 2.OA.B.2
⚡ Facts to 20
Add and subtract within 20 from memory
Name: ______________________Date: ____________
111 − 9 = ?
Answer: ______________
218 − 8 = ?
Answer: ______________
38 + 3 = ?
Answer: ______________
48 + 10 = ?
Answer: ______________
511 − 5 = ?
Answer: ______________
615 − 11 = ?
Answer: ______________
7Get to ten first: 12 − 3 = 12 − 2 − ?
Answer: ______________
817 − 8 = ?
Answer: ______________
9Make a ten: 8 + 5 = 8 + 2 + ?
Answer: ______________
1014 − 7 = ?
Answer: ______________
11Get to ten first: 11 − 5 = 11 − 1 − ?
Answer: ______________
12Make a ten: 9 + 8 = 9 + 1 + ?
Answer: ______________
Answer key: Facts to 20
- 1. 2
- 2. 10
- 3. 11
- 4. 18
- 5. 6
- 6. 4
- 7. 1
- 8. 9
- 9. 3
- 10. 7
- 11. 4
- 12. 7
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/2nd-grade/add-facts-20