πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
116 − 1 = ?
Answer: ______________
213 − 4 = ?
Answer: ______________
320 − 6 = ?
Answer: ______________
418 − 13 = ?
Answer: ______________
515 − 15 = ?
Answer: ______________
616 − 12 = ?
Answer: ______________
719 − 12 = ?
Answer: ______________
811 − 1 = ?
Answer: ______________
912 − 12 = ?
Answer: ______________
1020 − 17 = ?
Answer: ______________
1119 − 17 = ?
Answer: ______________
1219 − 15 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 15
- 2. 9
- 3. 14
- 4. 5
- 5. 0
- 6. 4
- 7. 7
- 8. 10
- 9. 0
- 10. 3
- 11. 2
- 12. 4
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20