πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
117 − 10 = ?
Answer: ______________
213 − 5 = ?
Answer: ______________
312 − 4 = ?
Answer: ______________
419 − 14 = ?
Answer: ______________
514 − 14 = ?
Answer: ______________
611 − 5 = ?
Answer: ______________
716 − 15 = ?
Answer: ______________
814 − 7 = ?
Answer: ______________
913 − 1 = ?
Answer: ______________
1011 − 10 = ?
Answer: ______________
1119 − 17 = ?
Answer: ______________
1214 − 13 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 7
- 2. 8
- 3. 8
- 4. 5
- 5. 0
- 6. 6
- 7. 1
- 8. 7
- 9. 12
- 10. 1
- 11. 2
- 12. 1
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20