1. Number in the Middle

2. = +

3. = +

4. = +

5. = +

6. = +

7. = +

8. What do these facts have in common?=
3 + 3 =
4 + 4 =
5 + 5 =
6 + 6 =
7 + 7

9. There is one number in the middle.
2 + 4
2 __ 4 3
3 + 5
3 __ 5 4
4 + 6
4 __ 6 5
5 + 7
5 __ 7 6
6 + 8
6 __ 8 7

10. Which fact has one number in the middle?2
+ 3 4
+ 8 5
+ 7 6
+ 6 12

11. Which fact has one number in the middle?3
+ 6 8
+ 6 7
+ 7 14 6
+ 7

12. Which fact has one number in the middle?4
+ 3 6
+ 5 9
+ 7 8
+ 8 16

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