πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
18 − 1 = ?
Answer: ______________
213 − 8 = ?
Answer: ______________
310 − 5 = ?
Answer: ______________
45 − 5 = ?
Answer: ______________
510 − 2 = ?
Answer: ______________
614 − 4 = ?
Answer: ______________
714 − 8 = ?
Answer: ______________
813 − 1 = ?
Answer: ______________
914 − 1 = ?
Answer: ______________
1017 − 9 = ?
Answer: ______________
1115 − 6 = ?
Answer: ______________
1213 − 5 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 7
- 2. 5
- 3. 5
- 4. 0
- 5. 8
- 6. 10
- 7. 6
- 8. 12
- 9. 13
- 10. 8
- 11. 9
- 12. 8
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20