πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
120 − 8 = ?
Answer: ______________
216 − 12 = ?
Answer: ______________
319 − 1 = ?
Answer: ______________
418 − 16 = ?
Answer: ______________
520 − 9 = ?
Answer: ______________
613 − 6 = ?
Answer: ______________
720 − 4 = ?
Answer: ______________
819 − 7 = ?
Answer: ______________
916 − 8 = ?
Answer: ______________
1017 − 14 = ?
Answer: ______________
1114 − 12 = ?
Answer: ______________
1219 − 18 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 12
- 2. 4
- 3. 18
- 4. 2
- 5. 11
- 6. 7
- 7. 16
- 8. 12
- 9. 8
- 10. 3
- 11. 2
- 12. 1
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20