Пошаговое объяснение:
1/9 * 2/5 = 2/45
1/5 * 3 = 3/5
8 1/2 * 2 2/17 = 17/2 * 36/17 = 1/1 * 18/1 = 18/1 = 18
3/8 * 1/6 = 1/8 * 1/2 = 1/16
5 * 3/10 = 15/10 = 3/2 = 1 1/2
5 1/3 * 2 5/8 = 16/3 * 21/8 = 2/1 * 7/1 = 14/1 = 14
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Пошаговое объяснение:
1/9 * 2/5 = 2/45
1/5 * 3 = 3/5
8 1/2 * 2 2/17 = 17/2 * 36/17 = 1/1 * 18/1 = 18/1 = 18
3/8 * 1/6 = 1/8 * 1/2 = 1/16
5 * 3/10 = 15/10 = 3/2 = 1 1/2
5 1/3 * 2 5/8 = 16/3 * 21/8 = 2/1 * 7/1 = 14/1 = 14