πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
118 − 15 = ?
Answer: ______________
215 − 11 = ?
Answer: ______________
320 − 11 = ?
Answer: ______________
411 − 9 = ?
Answer: ______________
512 − 12 = ?
Answer: ______________
616 − 13 = ?
Answer: ______________
716 − 14 = ?
Answer: ______________
817 − 9 = ?
Answer: ______________
914 − 10 = ?
Answer: ______________
1019 − 9 = ?
Answer: ______________
1120 − 17 = ?
Answer: ______________
1220 − 18 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 3
- 2. 4
- 3. 9
- 4. 2
- 5. 0
- 6. 3
- 7. 2
- 8. 8
- 9. 4
- 10. 10
- 11. 3
- 12. 2
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20