πagarwalmath · 2nd grade · Common Core 2.OA.B.2
⚡ Facts to 20
Add and subtract within 20 from memory
Name: ______________________Date: ____________
117 − 12 = ?
Answer: ______________
27 + 10 = ?
Answer: ______________
314 − 8 = ?
Answer: ______________
4Get to ten first: 16 − 8 = 16 − 6 − ?
Answer: ______________
519 − 5 = ?
Answer: ______________
617 − 3 = ?
Answer: ______________
717 − 17 = ?
Answer: ______________
8Make a ten: 6 + 5 = 6 + 4 + ?
Answer: ______________
919 − 10 = ?
Answer: ______________
108 + 3 = ?
Answer: ______________
119 + 8 = ?
Answer: ______________
128 + 8 = ?
Answer: ______________
Answer key: Facts to 20
- 1. 5
- 2. 17
- 3. 6
- 4. 2
- 5. 14
- 6. 14
- 7. 0
- 8. 1
- 9. 9
- 10. 11
- 11. 17
- 12. 16
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/2nd-grade/add-facts-20