πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
18 − 7 = ?
Answer: ______________
25 − 2 = ?
Answer: ______________
37 − 4 = ?
Answer: ______________
419 − 1 = ?
Answer: ______________
512 − 2 = ?
Answer: ______________
68 − 1 = ?
Answer: ______________
715 − 6 = ?
Answer: ______________
816 − 9 = ?
Answer: ______________
99 − 6 = ?
Answer: ______________
107 − 7 = ?
Answer: ______________
1113 − 8 = ?
Answer: ______________
1214 − 8 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 1
- 2. 3
- 3. 3
- 4. 18
- 5. 10
- 6. 7
- 7. 9
- 8. 7
- 9. 3
- 10. 0
- 11. 5
- 12. 6
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20