πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
120 − 18 = ?
Answer: ______________
219 − 11 = ?
Answer: ______________
312 − 10 = ?
Answer: ______________
415 − 14 = ?
Answer: ______________
515 − 11 = ?
Answer: ______________
614 − 2 = ?
Answer: ______________
715 − 2 = ?
Answer: ______________
814 − 3 = ?
Answer: ______________
912 − 8 = ?
Answer: ______________
1013 − 6 = ?
Answer: ______________
1111 − 11 = ?
Answer: ______________
1217 − 6 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 2
- 2. 8
- 3. 2
- 4. 1
- 5. 4
- 6. 12
- 7. 13
- 8. 11
- 9. 4
- 10. 7
- 11. 0
- 12. 11
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20