πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
113 − 2 = ?
Answer: ______________
216 − 16 = ?
Answer: ______________
3Get to ten first: 16 − 9 = 16 − 6 − ?
Answer: ______________
416 − 15 = ?
Answer: ______________
515 − 6 = ?
Answer: ______________
612 − 1 = ?
Answer: ______________
717 − 16 = ?
Answer: ______________
8Get to ten first: 13 − 8 = 13 − 3 − ?
Answer: ______________
916 − 1 = ?
Answer: ______________
1014 − 4 = ?
Answer: ______________
11Get to ten first: 14 − 9 = 14 − 4 − ?
Answer: ______________
1212 − 3 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 11
- 2. 0
- 3. 3
- 4. 1
- 5. 9
- 6. 11
- 7. 1
- 8. 5
- 9. 15
- 10. 10
- 11. 5
- 12. 9
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20