πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
113 − 1 = ?
Answer: ______________
218 − 13 = ?
Answer: ______________
312 − 1 = ?
Answer: ______________
417 − 17 = ?
Answer: ______________
519 − 18 = ?
Answer: ______________
614 − 12 = ?
Answer: ______________
717 − 16 = ?
Answer: ______________
818 − 14 = ?
Answer: ______________
912 − 6 = ?
Answer: ______________
1015 − 12 = ?
Answer: ______________
1115 − 3 = ?
Answer: ______________
1214 − 3 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 12
- 2. 5
- 3. 11
- 4. 0
- 5. 1
- 6. 2
- 7. 1
- 8. 4
- 9. 6
- 10. 3
- 11. 12
- 12. 11
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20