πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
120 − 4 = ?
Answer: ______________
27 − 6 = ?
Answer: ______________
313 − 4 = ?
Answer: ______________
410 − 2 = ?
Answer: ______________
510 − 9 = ?
Answer: ______________
614 − 1 = ?
Answer: ______________
717 − 1 = ?
Answer: ______________
85 − 1 = ?
Answer: ______________
912 − 2 = ?
Answer: ______________
1018 − 1 = ?
Answer: ______________
1119 − 4 = ?
Answer: ______________
125 − 2 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 16
- 2. 1
- 3. 9
- 4. 8
- 5. 1
- 6. 13
- 7. 16
- 8. 4
- 9. 10
- 10. 17
- 11. 15
- 12. 3
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20