πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
120 − 7 = ?
Answer: ______________
215 − 1 = ?
Answer: ______________
311 − 9 = ?
Answer: ______________
46 − 5 = ?
Answer: ______________
513 − 8 = ?
Answer: ______________
615 − 5 = ?
Answer: ______________
715 − 3 = ?
Answer: ______________
820 − 8 = ?
Answer: ______________
910 − 1 = ?
Answer: ______________
1016 − 1 = ?
Answer: ______________
1110 − 8 = ?
Answer: ______________
129 − 2 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 13
- 2. 14
- 3. 2
- 4. 1
- 5. 5
- 6. 10
- 7. 12
- 8. 12
- 9. 9
- 10. 15
- 11. 2
- 12. 7
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20