πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
111 − 2 = ?
Answer: ______________
218 − 8 = ?
Answer: ______________
313 − 1 = ?
Answer: ______________
420 − 6 = ?
Answer: ______________
517 − 16 = ?
Answer: ______________
612 − 7 = ?
Answer: ______________
718 − 5 = ?
Answer: ______________
814 − 10 = ?
Answer: ______________
917 − 6 = ?
Answer: ______________
1018 − 3 = ?
Answer: ______________
1114 − 5 = ?
Answer: ______________
1215 − 8 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 9
- 2. 10
- 3. 12
- 4. 14
- 5. 1
- 6. 5
- 7. 13
- 8. 4
- 9. 11
- 10. 15
- 11. 9
- 12. 7
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20