πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
115 − 7 = ?
Answer: ______________
214 − 14 = ?
Answer: ______________
312 − 1 = ?
Answer: ______________
4Get to ten first: 12 − 6 = 12 − 2 − ?
Answer: ______________
515 − 12 = ?
Answer: ______________
617 − 9 = ?
Answer: ______________
714 − 6 = ?
Answer: ______________
813 − 8 = ?
Answer: ______________
9Get to ten first: 15 − 9 = 15 − 5 − ?
Answer: ______________
1011 − 9 = ?
Answer: ______________
1114 − 12 = ?
Answer: ______________
1211 − 3 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 8
- 2. 0
- 3. 11
- 4. 4
- 5. 3
- 6. 8
- 7. 8
- 8. 5
- 9. 4
- 10. 2
- 11. 2
- 12. 8
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20