πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
115 − 1 = ?
Answer: ______________
28 − 6 = ?
Answer: ______________
317 − 4 = ?
Answer: ______________
48 − 4 = ?
Answer: ______________
511 − 7 = ?
Answer: ______________
67 − 7 = ?
Answer: ______________
713 − 8 = ?
Answer: ______________
814 − 8 = ?
Answer: ______________
914 − 2 = ?
Answer: ______________
1017 − 7 = ?
Answer: ______________
1117 − 6 = ?
Answer: ______________
1217 − 9 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 14
- 2. 2
- 3. 13
- 4. 4
- 5. 4
- 6. 0
- 7. 5
- 8. 6
- 9. 12
- 10. 10
- 11. 11
- 12. 8
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20