πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
114 − 8 = ?
Answer: ______________
220 − 15 = ?
Answer: ______________
3Get to ten first: 12 − 9 = 12 − 2 − ?
Answer: ______________
415 − 4 = ?
Answer: ______________
520 − 13 = ?
Answer: ______________
6Get to ten first: 14 − 8 = 14 − 4 − ?
Answer: ______________
716 − 9 = ?
Answer: ______________
817 − 15 = ?
Answer: ______________
914 − 11 = ?
Answer: ______________
1016 − 16 = ?
Answer: ______________
1111 − 8 = ?
Answer: ______________
12Get to ten first: 16 − 8 = 16 − 6 − ?
Answer: ______________
Answer key: Subtract within 20
- 1. 6
- 2. 5
- 3. 7
- 4. 11
- 5. 7
- 6. 4
- 7. 7
- 8. 2
- 9. 3
- 10. 0
- 11. 3
- 12. 2
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20