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: ____________
11 + 8 + 9 = ?
Answer: ______________
28 + 4 + 6 = ?
Answer: ______________
36 + 6 = 6 + ?
Answer: ______________
46 + 2 = 2 + ?
Answer: ______________
51 + 2 + 9 = ?
Answer: ______________
64 + 8 + 2 = ?
Answer: ______________
74 + 6 = 6 + ?
Answer: ______________
84 + 2 = 2 + ?
Answer: ______________
99 + 2 = 2 + ?
Answer: ______________
106 + 5 = 5 + ?
Answer: ______________
117 + 6 = 6 + ?
Answer: ______________
122 + 8 + 5 = ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 18
- 2. 18
- 3. 6
- 4. 6
- 5. 12
- 6. 14
- 7. 4
- 8. 4
- 9. 9
- 10. 6
- 11. 7
- 12. 15
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties