πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
118 − 10 = ?
Answer: ______________
212 − 3 = ?
Answer: ______________
320 − 20 = ?
Answer: ______________
419 − 1 = ?
Answer: ______________
511 − 8 = ?
Answer: ______________
618 − 18 = ?
Answer: ______________
716 − 11 = ?
Answer: ______________
811 − 1 = ?
Answer: ______________
911 − 3 = ?
Answer: ______________
1016 − 10 = ?
Answer: ______________
1111 − 4 = ?
Answer: ______________
1218 − 4 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 8
- 2. 9
- 3. 0
- 4. 18
- 5. 3
- 6. 0
- 7. 5
- 8. 10
- 9. 8
- 10. 6
- 11. 7
- 12. 14
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20