πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
119 − 5 = ?
Answer: ______________
2Start at 11 and count back 3. Where do you land? (11 − 3)
Answer: ______________
318 − 9 = ?
Answer: ______________
416 − 2 = ?
Answer: ______________
5Start at 17 and count back 2. Where do you land? (17 − 2)
Answer: ______________
610 − 6 = ?
Answer: ______________
7Start at 10 and count back 3. Where do you land? (10 − 3)
Answer: ______________
811 − 7 = ?
Answer: ______________
9Start at 8 and count back 3. Where do you land? (8 − 3)
Answer: ______________
1013 − 3 = ?
Answer: ______________
116 − 5 = ?
Answer: ______________
1219 − 8 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 14
- 2. 8
- 3. 9
- 4. 14
- 5. 15
- 6. 4
- 7. 7
- 8. 4
- 9. 5
- 10. 10
- 11. 1
- 12. 11
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20