Ответ:
1 3/4 : 2/12; 16/5 : 18/25
Пошаговое объяснение:
1 3/4 = 7/4 : 2/12 = 21/12 : 2/12 = 21/12 * 12/2 = 42
16/5 ; 18/25 = 80/25 : 18/25 = 80/25 * 25/18 = 80/18 = 40/9 = 4 4/9
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Ответ:
1 3/4 : 2/12; 16/5 : 18/25
Пошаговое объяснение:
1 3/4 = 7/4 : 2/12 = 21/12 : 2/12 = 21/12 * 12/2 = 42
16/5 ; 18/25 = 80/25 : 18/25 = 80/25 * 25/18 = 80/18 = 40/9 = 4 4/9