πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
110 − 5 = ?
Answer: ______________
213 − 6 = ?
Answer: ______________
317 − 2 = ?
Answer: ______________
415 − 3 = ?
Answer: ______________
511 − 1 = ?
Answer: ______________
67 − 6 = ?
Answer: ______________
711 − 4 = ?
Answer: ______________
812 − 5 = ?
Answer: ______________
913 − 1 = ?
Answer: ______________
107 − 1 = ?
Answer: ______________
1120 − 6 = ?
Answer: ______________
1220 − 3 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 5
- 2. 7
- 3. 15
- 4. 12
- 5. 10
- 6. 1
- 7. 7
- 8. 7
- 9. 12
- 10. 6
- 11. 14
- 12. 17
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20