πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
111 − 3 = ?
Answer: ______________
220 − 10 = ?
Answer: ______________
317 − 12 = ?
Answer: ______________
413 − 10 = ?
Answer: ______________
516 − 7 = ?
Answer: ______________
611 − 5 = ?
Answer: ______________
712 − 10 = ?
Answer: ______________
811 − 1 = ?
Answer: ______________
914 − 11 = ?
Answer: ______________
1020 − 18 = ?
Answer: ______________
1116 − 4 = ?
Answer: ______________
1219 − 1 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 8
- 2. 10
- 3. 5
- 4. 3
- 5. 9
- 6. 6
- 7. 2
- 8. 10
- 9. 3
- 10. 2
- 11. 12
- 12. 18
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20