πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
116 − 3 = ?
Answer: ______________
214 − 2 = ?
Answer: ______________
313 − 2 = ?
Answer: ______________
4Get to ten first: 17 − 9 = 17 − 7 − ?
Answer: ______________
518 − 9 = ?
Answer: ______________
6Get to ten first: 13 − 8 = 13 − 3 − ?
Answer: ______________
714 − 5 = ?
Answer: ______________
814 − 6 = ?
Answer: ______________
913 − 1 = ?
Answer: ______________
1011 − 3 = ?
Answer: ______________
1119 − 6 = ?
Answer: ______________
1215 − 12 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 13
- 2. 12
- 3. 11
- 4. 2
- 5. 9
- 6. 5
- 7. 9
- 8. 8
- 9. 12
- 10. 8
- 11. 13
- 12. 3
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20