πagarwalmath · 2nd grade · Common Core 2.OA.B.2
⚡ Facts to 20
Add and subtract within 20 from memory
Name: ______________________Date: ____________
116 − 16 = ?
Answer: ______________
26 + 8 = ?
Answer: ______________
311 − 4 = ?
Answer: ______________
414 − 4 = ?
Answer: ______________
5Get to ten first: 16 − 7 = 16 − 6 − ?
Answer: ______________
610 + 4 = ?
Answer: ______________
718 − 1 = ?
Answer: ______________
89 + 8 = ?
Answer: ______________
914 − 2 = ?
Answer: ______________
10Make a ten: 6 + 5 = 6 + 4 + ?
Answer: ______________
115 + 4 = ?
Answer: ______________
128 + 3 = ?
Answer: ______________
Answer key: Facts to 20
- 1. 0
- 2. 14
- 3. 7
- 4. 10
- 5. 1
- 6. 14
- 7. 17
- 8. 17
- 9. 12
- 10. 1
- 11. 9
- 12. 11
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/2nd-grade/add-facts-20