Brain Game: Math Square #135

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Today's mentalfloss.com Brain Game Monday Math Square challenge follows:

Place the digits 1 through 9 in the white blanks so that the mathematical equations work both across and down. Each digit 1 through 9 should appear only once in the main grid (the red square).

Here is the SOLUTION.

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August 27, 2012 - 3:30am
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