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posted by mythreyee on Wednesday, October 3, 2012 at 7:16pm.
sam has 55 stamps in his collection. how many more stamps does he need to make a square number
Squares: 2 * 2 = 4 3 * 3 = 9 4 * 4 = 16 5 * 5 = 25 6 * 6 = 36 7 * 7 = ? 8 * 8 = ? 9 * 9 = ?
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