πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
112 − 5 = ?
Answer: ______________
213 − 7 = ?
Answer: ______________
320 − 10 = ?
Answer: ______________
413 − 13 = ?
Answer: ______________
518 − 15 = ?
Answer: ______________
616 − 6 = ?
Answer: ______________
719 − 3 = ?
Answer: ______________
812 − 4 = ?
Answer: ______________
918 − 11 = ?
Answer: ______________
1015 − 8 = ?
Answer: ______________
11Get to ten first: 16 − 8 = 16 − 6 − ?
Answer: ______________
1211 − 7 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 7
- 2. 6
- 3. 10
- 4. 0
- 5. 3
- 6. 10
- 7. 16
- 8. 8
- 9. 7
- 10. 7
- 11. 2
- 12. 4
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20