πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
118 − 1 = ?
Answer: ______________
211 − 1 = ?
Answer: ______________
312 − 6 = ?
Answer: ______________
49 − 3 = ?
Answer: ______________
511 − 7 = ?
Answer: ______________
616 − 6 = ?
Answer: ______________
712 − 2 = ?
Answer: ______________
812 − 3 = ?
Answer: ______________
915 − 4 = ?
Answer: ______________
1010 − 7 = ?
Answer: ______________
1115 − 1 = ?
Answer: ______________
1213 − 4 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 17
- 2. 10
- 3. 6
- 4. 6
- 5. 4
- 6. 10
- 7. 10
- 8. 9
- 9. 11
- 10. 3
- 11. 14
- 12. 9
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20