Ответ:
Пошаговое объяснение:
а) 5/8 * 4/15 = 1/2 * 1/3 = 1 * 1 / 2 * 3 = 1/6
б) 6 3/4 * 1 11/45 = 27/4 * 56/45 = 3/1 * 14/5 = 3 * 14 / 1 * 5 = 42/5 = 8 2/5
в) 7/15 : 14/25 = 7/15 * 25/14 = 1/3 * 5/2 = 5/6
г) 2 2/9 : 1 7/9 = 20/9 : 16/9 = 20/9 * 9/16 = 5/1 * 1/4 = 5 * 1 / 1 * 4 = 5/4 = 1 1/4
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Ответ:
Пошаговое объяснение:
а) 5/8 * 4/15 = 1/2 * 1/3 = 1 * 1 / 2 * 3 = 1/6
б) 6 3/4 * 1 11/45 = 27/4 * 56/45 = 3/1 * 14/5 = 3 * 14 / 1 * 5 = 42/5 = 8 2/5
в) 7/15 : 14/25 = 7/15 * 25/14 = 1/3 * 5/2 = 5/6
г) 2 2/9 : 1 7/9 = 20/9 : 16/9 = 20/9 * 9/16 = 5/1 * 1/4 = 5 * 1 / 1 * 4 = 5/4 = 1 1/4