πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
116 − 3 = ?
Answer: ______________
216 − 10 = ?
Answer: ______________
319 − 18 = ?
Answer: ______________
411 − 7 = ?
Answer: ______________
516 − 5 = ?
Answer: ______________
620 − 3 = ?
Answer: ______________
717 − 9 = ?
Answer: ______________
813 − 10 = ?
Answer: ______________
912 − 9 = ?
Answer: ______________
1019 − 12 = ?
Answer: ______________
1118 − 12 = ?
Answer: ______________
1211 − 6 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 13
- 2. 6
- 3. 1
- 4. 4
- 5. 11
- 6. 17
- 7. 8
- 8. 3
- 9. 3
- 10. 7
- 11. 6
- 12. 5
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20