πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
112 − 6 = ?
Answer: ______________
212 − 4 = ?
Answer: ______________
36 − 5 = ?
Answer: ______________
410 − 3 = ?
Answer: ______________
518 − 3 = ?
Answer: ______________
65 − 4 = ?
Answer: ______________
716 − 4 = ?
Answer: ______________
813 − 3 = ?
Answer: ______________
912 − 2 = ?
Answer: ______________
1012 − 9 = ?
Answer: ______________
115 − 2 = ?
Answer: ______________
129 − 3 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 6
- 2. 8
- 3. 1
- 4. 7
- 5. 15
- 6. 1
- 7. 12
- 8. 10
- 9. 10
- 10. 3
- 11. 3
- 12. 6
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20