πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
115 − 11 = ?
Answer: ______________
219 − 8 = ?
Answer: ______________
311 − 3 = ?
Answer: ______________
412 − 1 = ?
Answer: ______________
520 − 5 = ?
Answer: ______________
618 − 14 = ?
Answer: ______________
717 − 16 = ?
Answer: ______________
812 − 2 = ?
Answer: ______________
912 − 4 = ?
Answer: ______________
1015 − 1 = ?
Answer: ______________
1116 − 8 = ?
Answer: ______________
1214 − 7 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 4
- 2. 11
- 3. 8
- 4. 11
- 5. 15
- 6. 4
- 7. 1
- 8. 10
- 9. 8
- 10. 14
- 11. 8
- 12. 7
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20