πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
117 − 7 = ?
Answer: ______________
211 − 11 = ?
Answer: ______________
315 − 6 = ?
Answer: ______________
419 − 1 = ?
Answer: ______________
512 − 11 = ?
Answer: ______________
611 − 8 = ?
Answer: ______________
712 − 12 = ?
Answer: ______________
816 − 1 = ?
Answer: ______________
914 − 4 = ?
Answer: ______________
1012 − 4 = ?
Answer: ______________
1117 − 4 = ?
Answer: ______________
1214 − 12 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 10
- 2. 0
- 3. 9
- 4. 18
- 5. 1
- 6. 3
- 7. 0
- 8. 15
- 9. 10
- 10. 8
- 11. 13
- 12. 2
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20