πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
117 − 1 = ?
Answer: ______________
29 − 4 = ?
Answer: ______________
315 − 2 = ?
Answer: ______________
412 − 7 = ?
Answer: ______________
515 − 5 = ?
Answer: ______________
616 − 2 = ?
Answer: ______________
78 − 3 = ?
Answer: ______________
811 − 4 = ?
Answer: ______________
911 − 8 = ?
Answer: ______________
1014 − 7 = ?
Answer: ______________
1111 − 9 = ?
Answer: ______________
1216 − 1 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 16
- 2. 5
- 3. 13
- 4. 5
- 5. 10
- 6. 14
- 7. 5
- 8. 7
- 9. 3
- 10. 7
- 11. 2
- 12. 15
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20