πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
118 − 13 = ?
Answer: ______________
220 − 8 = ?
Answer: ______________
315 − 2 = ?
Answer: ______________
411 − 7 = ?
Answer: ______________
515 − 5 = ?
Answer: ______________
619 − 11 = ?
Answer: ______________
717 − 8 = ?
Answer: ______________
820 − 1 = ?
Answer: ______________
915 − 15 = ?
Answer: ______________
1013 − 1 = ?
Answer: ______________
1113 − 13 = ?
Answer: ______________
1211 − 4 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 5
- 2. 12
- 3. 13
- 4. 4
- 5. 10
- 6. 8
- 7. 9
- 8. 19
- 9. 0
- 10. 12
- 11. 0
- 12. 7
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20