πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
118 − 3 = ?
Answer: ______________
217 − 9 = ?
Answer: ______________
315 − 4 = ?
Answer: ______________
46 − 6 = ?
Answer: ______________
515 − 9 = ?
Answer: ______________
612 − 7 = ?
Answer: ______________
717 − 4 = ?
Answer: ______________
820 − 3 = ?
Answer: ______________
911 − 1 = ?
Answer: ______________
107 − 2 = ?
Answer: ______________
118 − 8 = ?
Answer: ______________
1214 − 3 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 15
- 2. 8
- 3. 11
- 4. 0
- 5. 6
- 6. 5
- 7. 13
- 8. 17
- 9. 10
- 10. 5
- 11. 0
- 12. 11
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20