πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
116 − 6 = ?
Answer: ______________
212 − 4 = ?
Answer: ______________
319 − 8 = ?
Answer: ______________
4Get to ten first: 16 − 7 = 16 − 6 − ?
Answer: ______________
519 − 4 = ?
Answer: ______________
618 − 11 = ?
Answer: ______________
719 − 14 = ?
Answer: ______________
817 − 10 = ?
Answer: ______________
9Get to ten first: 17 − 9 = 17 − 7 − ?
Answer: ______________
1014 − 13 = ?
Answer: ______________
1113 − 11 = ?
Answer: ______________
1215 − 3 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 10
- 2. 8
- 3. 11
- 4. 1
- 5. 15
- 6. 7
- 7. 5
- 8. 7
- 9. 2
- 10. 1
- 11. 2
- 12. 12
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20