Brain Game: Math Square #83

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Summer's here and the time is right for the Monday Math Square at the mentalfloss.com Brain Game!

The nine white squares inside the main red grid should be filled with the digits 1 through 9. Each digit should appear only once in this main grid (the red square). Place the digits 1 through 9 in their correct spots so that the mathematical equations work both across and down.

Here is the SOLUTION.

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July 25, 2011 - 3:30am
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