Draw a square then draw a square on each of its sides. Which 5 different numbers from 0 to 9 can be put in the squares so that the 4 outside numbers add up to the middle number?

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Draw a square then draw a square on each of its sides. Which 5 different numbers from 0 to 9 can be put in the squares so that the 4 outside numbers add up to the middle number?

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