πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
115 − 5 = ?
Answer: ______________
214 − 12 = ?
Answer: ______________
317 − 4 = ?
Answer: ______________
4Get to ten first: 16 − 9 = 16 − 6 − ?
Answer: ______________
5Get to ten first: 13 − 9 = 13 − 3 − ?
Answer: ______________
616 − 6 = ?
Answer: ______________
715 − 14 = ?
Answer: ______________
813 − 13 = ?
Answer: ______________
913 − 7 = ?
Answer: ______________
1016 − 4 = ?
Answer: ______________
1117 − 1 = ?
Answer: ______________
1214 − 13 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 10
- 2. 2
- 3. 13
- 4. 3
- 5. 6
- 6. 10
- 7. 1
- 8. 0
- 9. 6
- 10. 12
- 11. 16
- 12. 1
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20