πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
114 − 7 = ?
Answer: ______________
213 − 12 = ?
Answer: ______________
316 − 4 = ?
Answer: ______________
412 − 5 = ?
Answer: ______________
512 − 6 = ?
Answer: ______________
619 − 8 = ?
Answer: ______________
717 − 3 = ?
Answer: ______________
813 − 10 = ?
Answer: ______________
9Get to ten first: 16 − 9 = 16 − 6 − ?
Answer: ______________
10Get to ten first: 12 − 5 = 12 − 2 − ?
Answer: ______________
1117 − 11 = ?
Answer: ______________
1211 − 1 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 7
- 2. 1
- 3. 12
- 4. 7
- 5. 6
- 6. 11
- 7. 14
- 8. 3
- 9. 3
- 10. 3
- 11. 6
- 12. 10
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20