πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
118 − 2 = ?
Answer: ______________
219 − 18 = ?
Answer: ______________
319 − 1 = ?
Answer: ______________
418 − 7 = ?
Answer: ______________
513 − 8 = ?
Answer: ______________
616 − 9 = ?
Answer: ______________
715 − 7 = ?
Answer: ______________
817 − 16 = ?
Answer: ______________
919 − 15 = ?
Answer: ______________
1013 − 1 = ?
Answer: ______________
1117 − 2 = ?
Answer: ______________
1216 − 14 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 16
- 2. 1
- 3. 18
- 4. 11
- 5. 5
- 6. 7
- 7. 8
- 8. 1
- 9. 4
- 10. 12
- 11. 15
- 12. 2
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20