πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
118 − 16 = ?
Answer: ______________
212 − 2 = ?
Answer: ______________
320 − 1 = ?
Answer: ______________
413 − 5 = ?
Answer: ______________
517 − 7 = ?
Answer: ______________
614 − 14 = ?
Answer: ______________
720 − 15 = ?
Answer: ______________
820 − 6 = ?
Answer: ______________
914 − 11 = ?
Answer: ______________
1020 − 17 = ?
Answer: ______________
1120 − 4 = ?
Answer: ______________
1213 − 6 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 2
- 2. 10
- 3. 19
- 4. 8
- 5. 10
- 6. 0
- 7. 5
- 8. 14
- 9. 3
- 10. 3
- 11. 16
- 12. 7
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20