Twelve Cubed

A wooden cube with edges of length 12cm is cut into cubes with edges of length 1cm. What is the total length of the all the edges of these centimetre cubes?
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Problem



A wooden cube with edges of length $12$cm is cut into cubes with edges of length $1$cm.

What is the total length of all the edges of all these centimetre cubes?

 

If you liked this question, here is an NRICH task which challenges you to use similar mathematical ideas.