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 + 6 + 3 = 10 + ?
Answer: ______________
23 + 5 + 7 = 10 + ?
Answer: ______________
36 + 9 = 9 + ?
Answer: ______________
49 + 7 = 7 + ?
Answer: ______________
54 + 3 + 6 = 10 + ?
Answer: ______________
67 + 3 + 8 = ?
Answer: ______________
74 + 7 + 6 = ?
Answer: ______________
88 + 4 + 2 = ?
Answer: ______________
97 + 8 + 3 = 15 + ?
Answer: ______________
106 + 7 + 4 = ?
Answer: ______________
112 + 8 + 7 = ?
Answer: ______________
123 + 4 + 7 = 10 + ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 6
- 2. 5
- 3. 6
- 4. 9
- 5. 3
- 6. 18
- 7. 17
- 8. 14
- 9. 3
- 10. 17
- 11. 17
- 12. 4
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties