πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
111 − 8 = ?
Answer: ______________
217 − 11 = ?
Answer: ______________
3Get to ten first: 13 − 4 = 13 − 3 − ?
Answer: ______________
412 − 10 = ?
Answer: ______________
512 − 7 = ?
Answer: ______________
613 − 11 = ?
Answer: ______________
712 − 6 = ?
Answer: ______________
816 − 11 = ?
Answer: ______________
919 − 12 = ?
Answer: ______________
10Get to ten first: 14 − 9 = 14 − 4 − ?
Answer: ______________
1118 − 1 = ?
Answer: ______________
12Get to ten first: 15 − 6 = 15 − 5 − ?
Answer: ______________
Answer key: Subtract within 20
- 1. 3
- 2. 6
- 3. 1
- 4. 2
- 5. 5
- 6. 2
- 7. 6
- 8. 5
- 9. 7
- 10. 5
- 11. 17
- 12. 1
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20