πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
120 − 2 = ?
Answer: ______________
25 − 1 = ?
Answer: ______________
314 − 6 = ?
Answer: ______________
412 − 9 = ?
Answer: ______________
58 − 3 = ?
Answer: ______________
615 − 9 = ?
Answer: ______________
717 − 3 = ?
Answer: ______________
815 − 2 = ?
Answer: ______________
99 − 6 = ?
Answer: ______________
1017 − 1 = ?
Answer: ______________
115 − 2 = ?
Answer: ______________
1214 − 5 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 18
- 2. 4
- 3. 8
- 4. 3
- 5. 5
- 6. 6
- 7. 14
- 8. 13
- 9. 3
- 10. 16
- 11. 3
- 12. 9
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20