πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
16 − 1 = ?
Answer: ______________
213 − 4 = ?
Answer: ______________
313 − 1 = ?
Answer: ______________
45 − 3 = ?
Answer: ______________
512 − 8 = ?
Answer: ______________
616 − 8 = ?
Answer: ______________
717 − 5 = ?
Answer: ______________
812 − 5 = ?
Answer: ______________
914 − 7 = ?
Answer: ______________
1015 − 5 = ?
Answer: ______________
115 − 1 = ?
Answer: ______________
1215 − 9 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 5
- 2. 9
- 3. 12
- 4. 2
- 5. 4
- 6. 8
- 7. 12
- 8. 7
- 9. 7
- 10. 10
- 11. 4
- 12. 6
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20