πagarwalmath · 2nd grade · Common Core 2.OA.B.2
⚡ Facts to 20
Add and subtract within 20 from memory
Name: ______________________Date: ____________
120 − 6 = ?
Answer: ______________
220 − 2 = ?
Answer: ______________
313 − 4 = ?
Answer: ______________
415 − 2 = ?
Answer: ______________
55 + 10 = ?
Answer: ______________
615 − 8 = ?
Answer: ______________
713 − 8 = ?
Answer: ______________
8Get to ten first: 12 − 7 = 12 − 2 − ?
Answer: ______________
9Make a ten: 6 + 5 = 6 + 4 + ?
Answer: ______________
10Make a ten: 6 + 8 = 6 + 4 + ?
Answer: ______________
11Get to ten first: 13 − 5 = 13 − 3 − ?
Answer: ______________
1217 − 2 = ?
Answer: ______________
Answer key: Facts to 20
- 1. 14
- 2. 18
- 3. 9
- 4. 13
- 5. 15
- 6. 7
- 7. 5
- 8. 5
- 9. 1
- 10. 4
- 11. 2
- 12. 15
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/2nd-grade/add-facts-20