πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
120 − 6 = ?
Answer: ______________
218 − 10 = ?
Answer: ______________
313 − 13 = ?
Answer: ______________
419 − 9 = ?
Answer: ______________
511 − 11 = ?
Answer: ______________
619 − 1 = ?
Answer: ______________
720 − 13 = ?
Answer: ______________
818 − 2 = ?
Answer: ______________
914 − 9 = ?
Answer: ______________
1020 − 17 = ?
Answer: ______________
1111 − 9 = ?
Answer: ______________
1217 − 5 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 14
- 2. 8
- 3. 0
- 4. 10
- 5. 0
- 6. 18
- 7. 7
- 8. 16
- 9. 5
- 10. 3
- 11. 2
- 12. 12
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20