πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
111 − 11 = ?
Answer: ______________
218 − 9 = ?
Answer: ______________
320 − 12 = ?
Answer: ______________
419 − 5 = ?
Answer: ______________
519 − 10 = ?
Answer: ______________
615 − 4 = ?
Answer: ______________
720 − 11 = ?
Answer: ______________
820 − 20 = ?
Answer: ______________
915 − 15 = ?
Answer: ______________
1014 − 6 = ?
Answer: ______________
1116 − 12 = ?
Answer: ______________
1218 − 14 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 0
- 2. 9
- 3. 8
- 4. 14
- 5. 9
- 6. 11
- 7. 9
- 8. 0
- 9. 0
- 10. 8
- 11. 4
- 12. 4
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20