Відповідь:
27/45 = (:9) = 3/5
20/24 = (:4) = 5/6
7/21 = (:7) = 1/3
48/54 = (:6) = 8/9
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Відповідь:
27/45 = (:9) = 3/5
20/24 = (:4) = 5/6
7/21 = (:7) = 1/3
48/54 = (:6) = 8/9