πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
17 − 4 = ?
Answer: ______________
214 − 4 = ?
Answer: ______________
38 − 8 = ?
Answer: ______________
419 − 1 = ?
Answer: ______________
511 − 8 = ?
Answer: ______________
66 − 5 = ?
Answer: ______________
711 − 2 = ?
Answer: ______________
820 − 9 = ?
Answer: ______________
99 − 9 = ?
Answer: ______________
109 − 2 = ?
Answer: ______________
1112 − 8 = ?
Answer: ______________
126 − 6 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 3
- 2. 10
- 3. 0
- 4. 18
- 5. 3
- 6. 1
- 7. 9
- 8. 11
- 9. 0
- 10. 7
- 11. 4
- 12. 0
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20