πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
116 − 10 = ?
Answer: ______________
218 − 3 = ?
Answer: ______________
311 − 11 = ?
Answer: ______________
420 − 3 = ?
Answer: ______________
513 − 4 = ?
Answer: ______________
620 − 13 = ?
Answer: ______________
712 − 12 = ?
Answer: ______________
820 − 8 = ?
Answer: ______________
917 − 9 = ?
Answer: ______________
1019 − 9 = ?
Answer: ______________
1116 − 7 = ?
Answer: ______________
1220 − 20 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 6
- 2. 15
- 3. 0
- 4. 17
- 5. 9
- 6. 7
- 7. 0
- 8. 12
- 9. 8
- 10. 10
- 11. 9
- 12. 0
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20