πagarwalmath · 1st grade · Common Core 1.OA.C.6
➖ Subtract within 20
Add and subtract within 20 (fluent within 10)
Name: ______________________Date: ____________
16 − 2 = ?
Answer: ______________
214 − 3 = ?
Answer: ______________
318 − 2 = ?
Answer: ______________
413 − 1 = ?
Answer: ______________
513 − 7 = ?
Answer: ______________
615 − 3 = ?
Answer: ______________
720 − 6 = ?
Answer: ______________
815 − 8 = ?
Answer: ______________
95 − 2 = ?
Answer: ______________
1019 − 9 = ?
Answer: ______________
119 − 1 = ?
Answer: ______________
128 − 1 = ?
Answer: ______________
Answer key: Subtract within 20
- 1. 4
- 2. 11
- 3. 16
- 4. 12
- 5. 6
- 6. 12
- 7. 14
- 8. 7
- 9. 3
- 10. 10
- 11. 8
- 12. 7
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/sub-within-20