πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
111 − 10 = ?
Answer: ______________
220 − 11 = ?
Answer: ______________
316 − 9 = ?
Answer: ______________
416 − 1 = ?
Answer: ______________
517 − 10 = ?
Answer: ______________
611 − 6 = ?
Answer: ______________
714 − 3 = ?
Answer: ______________
814 − 4 = ?
Answer: ______________
918 − 5 = ?
Answer: ______________
1019 − 18 = ?
Answer: ______________
1114 − 7 = ?
Answer: ______________
1212 − 8 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 1
- 2. 9
- 3. 7
- 4. 15
- 5. 7
- 6. 5
- 7. 11
- 8. 10
- 9. 13
- 10. 1
- 11. 7
- 12. 4
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20