Here is a new brain teaser!
Find the missing numbers, if the tables follow the same rule.
6
|
17
|
2
|
3
|
21
|
1
|
|
8
|
22
|
12
|
||||
5
|
13
|
6
|
9
|
4
|
Teacher tip
Brain teasers can be used as "worm ups" at the beginning of the class.Solution
The sum of the numbers that are diagonally opposite is 7, and the sum of numbers that are side opposite is 30. So, the missing numbers are 1 and 18 respectively.
6
|
17
|
2
|
3
|
21
|
1
| |
8
|
22
|
18
|
12
| |||
5
|
13
|
1
|
6
|
9
|
4
|
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