πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
116 − 15 = ?
Answer: ______________
220 − 16 = ?
Answer: ______________
318 − 10 = ?
Answer: ______________
417 − 16 = ?
Answer: ______________
511 − 3 = ?
Answer: ______________
618 − 1 = ?
Answer: ______________
717 − 9 = ?
Answer: ______________
816 − 12 = ?
Answer: ______________
918 − 17 = ?
Answer: ______________
1019 − 17 = ?
Answer: ______________
1114 − 8 = ?
Answer: ______________
1218 − 11 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 1
- 2. 4
- 3. 8
- 4. 1
- 5. 8
- 6. 17
- 7. 8
- 8. 4
- 9. 1
- 10. 2
- 11. 6
- 12. 7
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20