πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
118 − 10 = ?
Answer: ______________
214 − 5 = ?
Answer: ______________
320 − 16 = ?
Answer: ______________
412 − 5 = ?
Answer: ______________
5Get to ten first: 13 − 4 = 13 − 3 − ?
Answer: ______________
616 − 5 = ?
Answer: ______________
7Get to ten first: 17 − 8 = 17 − 7 − ?
Answer: ______________
820 − 12 = ?
Answer: ______________
911 − 5 = ?
Answer: ______________
1016 − 8 = ?
Answer: ______________
11Get to ten first: 14 − 6 = 14 − 4 − ?
Answer: ______________
1214 − 4 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 8
- 2. 9
- 3. 4
- 4. 7
- 5. 1
- 6. 11
- 7. 1
- 8. 8
- 9. 6
- 10. 8
- 11. 2
- 12. 10
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20