πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
112 − 1 = ?
Answer: ______________
29 − 6 = ?
Answer: ______________
36 − 2 = ?
Answer: ______________
418 − 5 = ?
Answer: ______________
510 − 7 = ?
Answer: ______________
617 − 9 = ?
Answer: ______________
713 − 1 = ?
Answer: ______________
818 − 8 = ?
Answer: ______________
99 − 8 = ?
Answer: ______________
1017 − 7 = ?
Answer: ______________
1119 − 5 = ?
Answer: ______________
126 − 3 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 11
- 2. 3
- 3. 4
- 4. 13
- 5. 3
- 6. 8
- 7. 12
- 8. 10
- 9. 1
- 10. 10
- 11. 14
- 12. 3
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20