πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
18 − 2 = ?
Answer: ______________
218 − 7 = ?
Answer: ______________
315 − 2 = ?
Answer: ______________
412 − 3 = ?
Answer: ______________
519 − 2 = ?
Answer: ______________
65 − 4 = ?
Answer: ______________
77 − 6 = ?
Answer: ______________
814 − 7 = ?
Answer: ______________
910 − 7 = ?
Answer: ______________
107 − 5 = ?
Answer: ______________
1110 − 4 = ?
Answer: ______________
1220 − 3 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 6
- 2. 11
- 3. 13
- 4. 9
- 5. 17
- 6. 1
- 7. 1
- 8. 7
- 9. 3
- 10. 2
- 11. 6
- 12. 17
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20