πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
115 − 8 = ?
Answer: ______________
216 − 9 = ?
Answer: ______________
314 − 6 = ?
Answer: ______________
412 − 3 = ?
Answer: ______________
516 − 15 = ?
Answer: ______________
620 − 6 = ?
Answer: ______________
713 − 9 = ?
Answer: ______________
816 − 11 = ?
Answer: ______________
914 − 12 = ?
Answer: ______________
1013 − 10 = ?
Answer: ______________
1119 − 4 = ?
Answer: ______________
1220 − 10 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 7
- 2. 7
- 3. 8
- 4. 9
- 5. 1
- 6. 14
- 7. 4
- 8. 5
- 9. 2
- 10. 3
- 11. 15
- 12. 10
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20