πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
117 − 9 = ?
Answer: ______________
27 − 4 = ?
Answer: ______________
315 − 3 = ?
Answer: ______________
412 − 1 = ?
Answer: ______________
515 − 6 = ?
Answer: ______________
616 − 9 = ?
Answer: ______________
720 − 3 = ?
Answer: ______________
88 − 5 = ?
Answer: ______________
919 − 4 = ?
Answer: ______________
1020 − 2 = ?
Answer: ______________
115 − 2 = ?
Answer: ______________
1218 − 7 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 8
- 2. 3
- 3. 12
- 4. 11
- 5. 9
- 6. 7
- 7. 17
- 8. 3
- 9. 15
- 10. 18
- 11. 3
- 12. 11
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20