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: ____________
15 + 6 = 6 + ?
Answer: ______________
23 + 7 + 7 = ?
Answer: ______________
37 + 3 + 3 = 10 + ?
Answer: ______________
49 + 3 + 1 = 10 + ?
Answer: ______________
55 + 3 + 7 = ?
Answer: ______________
64 + 8 + 2 = ?
Answer: ______________
78 + 2 = 2 + ?
Answer: ______________
87 + 6 + 3 = 13 + ?
Answer: ______________
94 + 3 + 7 = ?
Answer: ______________
104 + 6 + 1 = ?
Answer: ______________
113 + 4 + 7 = 10 + ?
Answer: ______________
122 + 2 + 8 = ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 5
- 2. 17
- 3. 3
- 4. 3
- 5. 15
- 6. 14
- 7. 8
- 8. 3
- 9. 14
- 10. 11
- 11. 4
- 12. 12
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties