πagarwalmath · 1st grade · Common Core 1.OA.B.3
🔄 Turn-around and make-ten
Use properties (3 + 8 = 8 + 3; make a ten first)
Name: ______________________Date: ____________
14 + 2 = 2 + ?
Answer: ______________
26 + 3 + 4 = 3 + ?
Answer: ______________
39 + 8 + 1 = 8 + ?
Answer: ______________
46 + 4 + 8 = ?
Answer: ______________
51 + 1 + 9 = ?
Answer: ______________
69 + 7 + 1 = 7 + ?
Answer: ______________
79 + 4 + 1 = 4 + ?
Answer: ______________
84 + 1 + 6 = ?
Answer: ______________
98 + 9 + 2 = 9 + ?
Answer: ______________
105 + 5 + 3 = ?
Answer: ______________
116 + 3 = 3 + ?
Answer: ______________
127 + 4 + 3 = ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 4
- 2. 10
- 3. 10
- 4. 18
- 5. 11
- 6. 10
- 7. 10
- 8. 11
- 9. 10
- 10. 13
- 11. 6
- 12. 14
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties