πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
112 − 3 = ?
Answer: ______________
219 − 2 = ?
Answer: ______________
320 − 12 = ?
Answer: ______________
416 − 13 = ?
Answer: ______________
517 − 5 = ?
Answer: ______________
618 − 9 = ?
Answer: ______________
711 − 1 = ?
Answer: ______________
820 − 14 = ?
Answer: ______________
916 − 1 = ?
Answer: ______________
1013 − 5 = ?
Answer: ______________
1117 − 6 = ?
Answer: ______________
1211 − 8 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 9
- 2. 17
- 3. 8
- 4. 3
- 5. 12
- 6. 9
- 7. 10
- 8. 6
- 9. 15
- 10. 8
- 11. 11
- 12. 3
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20