πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
115 − 15 = ?
Answer: ______________
213 − 3 = ?
Answer: ______________
311 − 1 = ?
Answer: ______________
412 − 8 = ?
Answer: ______________
514 − 2 = ?
Answer: ______________
616 − 10 = ?
Answer: ______________
718 − 10 = ?
Answer: ______________
818 − 11 = ?
Answer: ______________
917 − 7 = ?
Answer: ______________
1017 − 14 = ?
Answer: ______________
1118 − 6 = ?
Answer: ______________
1214 − 1 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 0
- 2. 10
- 3. 10
- 4. 4
- 5. 12
- 6. 6
- 7. 8
- 8. 7
- 9. 10
- 10. 3
- 11. 12
- 12. 13
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20