ما هو العدد الذي نصفه وثلثه وربعه وخمسه وسدسه وسبعه؟

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10 أكتوبر 2013

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عدد نصفه وثلثه وربعه وخمسه وسدسه وسبعه!

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الغاز، معلومات عامة

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