πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
17 − 4 = ?
Answer: ______________
210 − 8 = ?
Answer: ______________
312 − 8 = ?
Answer: ______________
411 − 2 = ?
Answer: ______________
59 − 9 = ?
Answer: ______________
612 − 9 = ?
Answer: ______________
712 − 2 = ?
Answer: ______________
815 − 3 = ?
Answer: ______________
910 − 3 = ?
Answer: ______________
1020 − 5 = ?
Answer: ______________
119 − 8 = ?
Answer: ______________
1212 − 6 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 3
- 2. 2
- 3. 4
- 4. 9
- 5. 0
- 6. 3
- 7. 10
- 8. 12
- 9. 7
- 10. 15
- 11. 1
- 12. 6
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20