πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
115 − 6 = ?
Answer: ______________
215 − 4 = ?
Answer: ______________
314 − 8 = ?
Answer: ______________
418 − 4 = ?
Answer: ______________
512 − 1 = ?
Answer: ______________
69 − 7 = ?
Answer: ______________
716 − 9 = ?
Answer: ______________
818 − 6 = ?
Answer: ______________
912 − 2 = ?
Answer: ______________
105 − 4 = ?
Answer: ______________
115 − 1 = ?
Answer: ______________
1219 − 1 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 9
- 2. 11
- 3. 6
- 4. 14
- 5. 11
- 6. 2
- 7. 7
- 8. 12
- 9. 10
- 10. 1
- 11. 4
- 12. 18
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20