πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
112 − 8 = ?
Answer: ______________
214 − 6 = ?
Answer: ______________
311 − 9 = ?
Answer: ______________
411 − 4 = ?
Answer: ______________
512 − 5 = ?
Answer: ______________
617 − 5 = ?
Answer: ______________
716 − 1 = ?
Answer: ______________
818 − 6 = ?
Answer: ______________
911 − 6 = ?
Answer: ______________
1018 − 2 = ?
Answer: ______________
115 − 5 = ?
Answer: ______________
129 − 8 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 4
- 2. 8
- 3. 2
- 4. 7
- 5. 7
- 6. 12
- 7. 15
- 8. 12
- 9. 5
- 10. 16
- 11. 0
- 12. 1
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20