πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
114 − 5 = ?
Answer: ______________
26 − 6 = ?
Answer: ______________
3Start at 13 and count back 2. Where do you land? (13 − 2)
Answer: ______________
412 − 6 = ?
Answer: ______________
516 − 6 = ?
Answer: ______________
67 − 6 = ?
Answer: ______________
7Start at 11 and count back 2. Where do you land? (11 − 2)
Answer: ______________
8Start at 18 and count back 2. Where do you land? (18 − 2)
Answer: ______________
98 − 6 = ?
Answer: ______________
1014 − 1 = ?
Answer: ______________
1120 − 2 = ?
Answer: ______________
12Start at 11 and count back 3. Where do you land? (11 − 3)
Answer: ______________
Answer key: Subtract within 20
- 1. 9
- 2. 0
- 3. 11
- 4. 6
- 5. 10
- 6. 1
- 7. 9
- 8. 16
- 9. 2
- 10. 13
- 11. 18
- 12. 8
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20