πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
114 − 13 = ?
Answer: ______________
213 − 1 = ?
Answer: ______________
3Get to ten first: 12 − 5 = 12 − 2 − ?
Answer: ______________
415 − 15 = ?
Answer: ______________
5Get to ten first: 11 − 4 = 11 − 1 − ?
Answer: ______________
612 − 3 = ?
Answer: ______________
712 − 10 = ?
Answer: ______________
815 − 10 = ?
Answer: ______________
916 − 11 = ?
Answer: ______________
1011 − 3 = ?
Answer: ______________
1113 − 9 = ?
Answer: ______________
1212 − 9 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 1
- 2. 12
- 3. 3
- 4. 0
- 5. 3
- 6. 9
- 7. 2
- 8. 5
- 9. 5
- 10. 8
- 11. 4
- 12. 3
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20