πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
116 − 1 = ?
Answer: ______________
211 − 9 = ?
Answer: ______________
312 − 5 = ?
Answer: ______________
419 − 5 = ?
Answer: ______________
520 − 10 = ?
Answer: ______________
613 − 5 = ?
Answer: ______________
715 − 8 = ?
Answer: ______________
815 − 3 = ?
Answer: ______________
918 − 1 = ?
Answer: ______________
1013 − 12 = ?
Answer: ______________
1120 − 11 = ?
Answer: ______________
1213 − 10 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 15
- 2. 2
- 3. 7
- 4. 14
- 5. 10
- 6. 8
- 7. 7
- 8. 12
- 9. 17
- 10. 1
- 11. 9
- 12. 3
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20