πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
115 − 15 = ?
Answer: ______________
212 − 10 = ?
Answer: ______________
315 − 7 = ?
Answer: ______________
413 − 5 = ?
Answer: ______________
513 − 12 = ?
Answer: ______________
620 − 15 = ?
Answer: ______________
719 − 11 = ?
Answer: ______________
818 − 15 = ?
Answer: ______________
916 − 9 = ?
Answer: ______________
1015 − 1 = ?
Answer: ______________
1115 − 6 = ?
Answer: ______________
1215 − 8 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 0
- 2. 2
- 3. 8
- 4. 8
- 5. 1
- 6. 5
- 7. 8
- 8. 3
- 9. 7
- 10. 14
- 11. 9
- 12. 7
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20