πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
117 − 14 = ?
Answer: ______________
220 − 3 = ?
Answer: ______________
315 − 8 = ?
Answer: ______________
411 − 7 = ?
Answer: ______________
518 − 1 = ?
Answer: ______________
617 − 11 = ?
Answer: ______________
711 − 2 = ?
Answer: ______________
817 − 16 = ?
Answer: ______________
913 − 6 = ?
Answer: ______________
1020 − 13 = ?
Answer: ______________
1119 − 2 = ?
Answer: ______________
1218 − 15 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 3
- 2. 17
- 3. 7
- 4. 4
- 5. 17
- 6. 6
- 7. 9
- 8. 1
- 9. 7
- 10. 7
- 11. 17
- 12. 3
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20