πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
110 − 4 = ?
Answer: ______________
212 − 9 = ?
Answer: ______________
310 − 2 = ?
Answer: ______________
48 − 5 = ?
Answer: ______________
55 − 5 = ?
Answer: ______________
617 − 2 = ?
Answer: ______________
720 − 5 = ?
Answer: ______________
813 − 3 = ?
Answer: ______________
913 − 1 = ?
Answer: ______________
1013 − 5 = ?
Answer: ______________
117 − 5 = ?
Answer: ______________
1210 − 7 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 6
- 2. 3
- 3. 8
- 4. 3
- 5. 0
- 6. 15
- 7. 15
- 8. 10
- 9. 12
- 10. 8
- 11. 2
- 12. 3
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20