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: ____________
17 + 7 + 3 = 10 + ?
Answer: ______________
27 + 8 + 2 = ?
Answer: ______________
32 + 6 + 8 = 10 + ?
Answer: ______________
45 + 4 + 5 = ?
Answer: ______________
57 + 5 = 5 + ?
Answer: ______________
65 + 3 + 5 = 8 + ?
Answer: ______________
72 + 2 = 2 + ?
Answer: ______________
87 + 3 + 4 = ?
Answer: ______________
95 + 3 + 7 = ?
Answer: ______________
104 + 6 + 6 = 10 + ?
Answer: ______________
114 + 3 + 6 = ?
Answer: ______________
122 + 6 + 8 = 8 + ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 7
- 2. 17
- 3. 6
- 4. 14
- 5. 7
- 6. 5
- 7. 2
- 8. 14
- 9. 15
- 10. 6
- 11. 13
- 12. 8
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties