πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
112 − 2 = ?
Answer: ______________
211 − 1 = ?
Answer: ______________
310 − 6 = ?
Answer: ______________
410 − 3 = ?
Answer: ______________
514 − 3 = ?
Answer: ______________
610 − 9 = ?
Answer: ______________
713 − 3 = ?
Answer: ______________
818 − 7 = ?
Answer: ______________
918 − 6 = ?
Answer: ______________
107 − 2 = ?
Answer: ______________
1112 − 3 = ?
Answer: ______________
128 − 3 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 10
- 2. 10
- 3. 4
- 4. 7
- 5. 11
- 6. 1
- 7. 10
- 8. 11
- 9. 12
- 10. 5
- 11. 9
- 12. 5
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20