πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
120 − 7 = ?
Answer: ______________
216 − 2 = ?
Answer: ______________
314 − 8 = ?
Answer: ______________
48 − 5 = ?
Answer: ______________
511 − 3 = ?
Answer: ______________
616 − 6 = ?
Answer: ______________
77 − 1 = ?
Answer: ______________
815 − 9 = ?
Answer: ______________
910 − 7 = ?
Answer: ______________
1020 − 2 = ?
Answer: ______________
115 − 3 = ?
Answer: ______________
127 − 3 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 13
- 2. 14
- 3. 6
- 4. 3
- 5. 8
- 6. 10
- 7. 6
- 8. 6
- 9. 3
- 10. 18
- 11. 2
- 12. 4
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20