24 May 2015

253. Matchstick Nodes: Three sticks

Easy Medium Hard Extreme

In Figure A below 3 matchsticks are used to create a node total of 9. How would you rearrange the same 3 sticks to create a node total of 15?

Make sure to understand the definition of a "node" and all the general examples as displayed below.

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The total of all the numbers in blue is 15.

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