πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
111 − 8 = ?
Answer: ______________
212 − 2 = ?
Answer: ______________
311 − 9 = ?
Answer: ______________
416 − 8 = ?
Answer: ______________
514 − 9 = ?
Answer: ______________
68 − 2 = ?
Answer: ______________
75 − 1 = ?
Answer: ______________
820 − 2 = ?
Answer: ______________
915 − 2 = ?
Answer: ______________
1018 − 1 = ?
Answer: ______________
1118 − 2 = ?
Answer: ______________
127 − 6 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 3
- 2. 10
- 3. 2
- 4. 8
- 5. 5
- 6. 6
- 7. 4
- 8. 18
- 9. 13
- 10. 17
- 11. 16
- 12. 1
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20