πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
118 − 12 = ?
Answer: ______________
218 − 16 = ?
Answer: ______________
316 − 15 = ?
Answer: ______________
413 − 6 = ?
Answer: ______________
520 − 18 = ?
Answer: ______________
613 − 4 = ?
Answer: ______________
720 − 17 = ?
Answer: ______________
814 − 12 = ?
Answer: ______________
913 − 8 = ?
Answer: ______________
1011 − 4 = ?
Answer: ______________
1111 − 10 = ?
Answer: ______________
1215 − 8 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 6
- 2. 2
- 3. 1
- 4. 7
- 5. 2
- 6. 9
- 7. 3
- 8. 2
- 9. 5
- 10. 7
- 11. 1
- 12. 7
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20