πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
112 − 11 = ?
Answer: ______________
220 − 6 = ?
Answer: ______________
318 − 7 = ?
Answer: ______________
4Get to ten first: 11 − 9 = 11 − 1 − ?
Answer: ______________
516 − 11 = ?
Answer: ______________
615 − 8 = ?
Answer: ______________
719 − 11 = ?
Answer: ______________
814 − 4 = ?
Answer: ______________
918 − 11 = ?
Answer: ______________
10Get to ten first: 13 − 9 = 13 − 3 − ?
Answer: ______________
1114 − 14 = ?
Answer: ______________
1214 − 8 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 1
- 2. 14
- 3. 11
- 4. 8
- 5. 5
- 6. 7
- 7. 8
- 8. 10
- 9. 7
- 10. 6
- 11. 0
- 12. 6
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20