By Morwenna Evans Friday, March 28, 2014

Mathematricks Friday

Do you know your Mathematricks?

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This particularly tricky problem had a lot of you flummoxed on Monday.

We're giving you another chance to work out the trick behind the problem.

Keep your eyes peeled for Monday's blog where we'll reveal the answer and demonstrate the tricks behind the maths.

Make sure you comment below if you can work out the answer!

Maths Doctor brain teaser