πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
113 − 3 = ?
Answer: ______________
2Start at 11 and count back 3. Where do you land? (11 − 3)
Answer: ______________
314 − 7 = ?
Answer: ______________
420 − 8 = ?
Answer: ______________
517 − 7 = ?
Answer: ______________
6Start at 14 and count back 2. Where do you land? (14 − 2)
Answer: ______________
710 − 2 = ?
Answer: ______________
89 − 6 = ?
Answer: ______________
917 − 1 = ?
Answer: ______________
1011 − 6 = ?
Answer: ______________
1117 − 5 = ?
Answer: ______________
1211 − 3 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 10
- 2. 8
- 3. 7
- 4. 12
- 5. 10
- 6. 12
- 7. 8
- 8. 3
- 9. 16
- 10. 5
- 11. 12
- 12. 8
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20