πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
117 − 17 = ?
Answer: ______________
213 − 5 = ?
Answer: ______________
318 − 13 = ?
Answer: ______________
413 − 3 = ?
Answer: ______________
519 − 11 = ?
Answer: ______________
620 − 5 = ?
Answer: ______________
718 − 3 = ?
Answer: ______________
817 − 5 = ?
Answer: ______________
911 − 1 = ?
Answer: ______________
1017 − 11 = ?
Answer: ______________
1116 − 12 = ?
Answer: ______________
1219 − 16 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 0
- 2. 8
- 3. 5
- 4. 10
- 5. 8
- 6. 15
- 7. 15
- 8. 12
- 9. 10
- 10. 6
- 11. 4
- 12. 3
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20