πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
115 − 11 = ?
Answer: ______________
215 − 10 = ?
Answer: ______________
311 − 10 = ?
Answer: ______________
417 − 6 = ?
Answer: ______________
511 − 4 = ?
Answer: ______________
617 − 7 = ?
Answer: ______________
719 − 12 = ?
Answer: ______________
814 − 1 = ?
Answer: ______________
920 − 11 = ?
Answer: ______________
1014 − 10 = ?
Answer: ______________
1111 − 1 = ?
Answer: ______________
1219 − 3 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 4
- 2. 5
- 3. 1
- 4. 11
- 5. 7
- 6. 10
- 7. 7
- 8. 13
- 9. 9
- 10. 4
- 11. 10
- 12. 16
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20