πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
17 − 3 = ?
Answer: ______________
217 − 7 = ?
Answer: ______________
315 − 6 = ?
Answer: ______________
416 − 6 = ?
Answer: ______________
512 − 8 = ?
Answer: ______________
614 − 3 = ?
Answer: ______________
75 − 4 = ?
Answer: ______________
85 − 3 = ?
Answer: ______________
912 − 2 = ?
Answer: ______________
1020 − 5 = ?
Answer: ______________
1111 − 6 = ?
Answer: ______________
1215 − 5 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 4
- 2. 10
- 3. 9
- 4. 10
- 5. 4
- 6. 11
- 7. 1
- 8. 2
- 9. 10
- 10. 15
- 11. 5
- 12. 10
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20