πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
17 − 2 = ?
Answer: ______________
214 − 5 = ?
Answer: ______________
37 − 7 = ?
Answer: ______________
415 − 5 = ?
Answer: ______________
5Start at 12 and count back 3. Where do you land? (12 − 3)
Answer: ______________
619 − 3 = ?
Answer: ______________
713 − 2 = ?
Answer: ______________
811 − 3 = ?
Answer: ______________
912 − 3 = ?
Answer: ______________
1014 − 7 = ?
Answer: ______________
11Start at 13 and count back 3. Where do you land? (13 − 3)
Answer: ______________
12Start at 10 and count back 2. Where do you land? (10 − 2)
Answer: ______________
Answer key: Subtract within 20
- 1. 5
- 2. 9
- 3. 0
- 4. 10
- 5. 9
- 6. 16
- 7. 11
- 8. 8
- 9. 9
- 10. 7
- 11. 10
- 12. 8
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20