πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
117 − 12 = ?
Answer: ______________
219 − 12 = ?
Answer: ______________
320 − 6 = ?
Answer: ______________
420 − 15 = ?
Answer: ______________
520 − 2 = ?
Answer: ______________
611 − 10 = ?
Answer: ______________
718 − 9 = ?
Answer: ______________
818 − 12 = ?
Answer: ______________
916 − 4 = ?
Answer: ______________
1020 − 8 = ?
Answer: ______________
1111 − 8 = ?
Answer: ______________
1211 − 2 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 5
- 2. 7
- 3. 14
- 4. 5
- 5. 18
- 6. 1
- 7. 9
- 8. 6
- 9. 12
- 10. 12
- 11. 3
- 12. 9
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20