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: ____________
13 + 5 = 5 + ?
Answer: ______________
24 + 6 = 6 + ?
Answer: ______________
37 + 6 = 6 + ?
Answer: ______________
48 + 3 + 7 = ?
Answer: ______________
53 + 6 + 7 = 6 + ?
Answer: ______________
66 + 4 + 4 = 4 + ?
Answer: ______________
78 + 9 = 9 + ?
Answer: ______________
82 + 5 = 5 + ?
Answer: ______________
96 + 4 + 7 = ?
Answer: ______________
109 + 7 = 7 + ?
Answer: ______________
113 + 3 + 7 = 3 + ?
Answer: ______________
125 + 6 + 5 = 6 + ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 3
- 2. 4
- 3. 7
- 4. 18
- 5. 10
- 6. 10
- 7. 8
- 8. 2
- 9. 17
- 10. 9
- 11. 10
- 12. 10
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties