πagarwalmath · 2nd grade · Common Core 2.OA.B.2
⚡ Facts to 20
Add and subtract within 20 from memory
Name: ______________________Date: ____________
16 + 4 = ?
Answer: ______________
29 + 6 = ?
Answer: ______________
36 + 7 = ?
Answer: ______________
420 − 1 = ?
Answer: ______________
520 − 15 = ?
Answer: ______________
67 + 3 = ?
Answer: ______________
719 − 9 = ?
Answer: ______________
817 − 11 = ?
Answer: ______________
9Get to ten first: 12 − 7 = 12 − 2 − ?
Answer: ______________
10Make a ten: 6 + 9 = 6 + 4 + ?
Answer: ______________
118 + 8 = ?
Answer: ______________
1217 − 6 = ?
Answer: ______________
Answer key: Facts to 20
- 1. 10
- 2. 15
- 3. 13
- 4. 19
- 5. 5
- 6. 10
- 7. 10
- 8. 6
- 9. 5
- 10. 5
- 11. 16
- 12. 11
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/2nd-grade/add-facts-20