πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
112 − 11 = ?
Answer: ______________
217 − 1 = ?
Answer: ______________
318 − 13 = ?
Answer: ______________
419 − 16 = ?
Answer: ______________
518 − 3 = ?
Answer: ______________
614 − 3 = ?
Answer: ______________
720 − 17 = ?
Answer: ______________
811 − 1 = ?
Answer: ______________
919 − 11 = ?
Answer: ______________
1015 − 1 = ?
Answer: ______________
1115 − 10 = ?
Answer: ______________
1211 − 9 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 1
- 2. 16
- 3. 5
- 4. 3
- 5. 15
- 6. 11
- 7. 3
- 8. 10
- 9. 8
- 10. 14
- 11. 5
- 12. 2
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20