πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
110 − 6 = ?
Answer: ______________
216 − 9 = ?
Answer: ______________
320 − 1 = ?
Answer: ______________
413 − 5 = ?
Answer: ______________
517 − 4 = ?
Answer: ______________
66 − 6 = ?
Answer: ______________
720 − 5 = ?
Answer: ______________
818 − 3 = ?
Answer: ______________
912 − 3 = ?
Answer: ______________
1013 − 4 = ?
Answer: ______________
1111 − 1 = ?
Answer: ______________
125 − 1 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 4
- 2. 7
- 3. 19
- 4. 8
- 5. 13
- 6. 0
- 7. 15
- 8. 15
- 9. 9
- 10. 9
- 11. 10
- 12. 4
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20