Arrange the numbers 1 to 5 on the yellow circles so that consecutive numbers are not connected by blue lines.
How many different ways can this be done?
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Keywords: Starter
| Logic
| Puzzles
Good, achieved the results I required
Satisfactory
Didn't really capture the interest of the students
Not for me! I wouldn't use this type of activity.
This starter has scored a mean of 4.2 out of 5 based on 79 votes.
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There are two different solutions

Can you explain why these are the only two solutions?