πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
113 − 10 = ?
Answer: ______________
218 − 9 = ?
Answer: ______________
319 − 12 = ?
Answer: ______________
420 − 7 = ?
Answer: ______________
514 − 2 = ?
Answer: ______________
612 − 3 = ?
Answer: ______________
716 − 8 = ?
Answer: ______________
817 − 2 = ?
Answer: ______________
915 − 5 = ?
Answer: ______________
1016 − 3 = ?
Answer: ______________
1120 − 10 = ?
Answer: ______________
1213 − 11 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 3
- 2. 9
- 3. 7
- 4. 13
- 5. 12
- 6. 9
- 7. 8
- 8. 15
- 9. 10
- 10. 13
- 11. 10
- 12. 2
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20