πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
119 − 1 = ?
Answer: ______________
210 − 3 = ?
Answer: ______________
36 − 1 = ?
Answer: ______________
48 − 6 = ?
Answer: ______________
517 − 6 = ?
Answer: ______________
67 − 7 = ?
Answer: ______________
78 − 3 = ?
Answer: ______________
819 − 8 = ?
Answer: ______________
96 − 3 = ?
Answer: ______________
1016 − 3 = ?
Answer: ______________
1116 − 1 = ?
Answer: ______________
1215 − 7 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 18
- 2. 7
- 3. 5
- 4. 2
- 5. 11
- 6. 0
- 7. 5
- 8. 11
- 9. 3
- 10. 13
- 11. 15
- 12. 8
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20