Ответ:
Пошаговое объяснение:
1) 2. 5/2 * 6/5 = 9/2 * 6/5 = 9/1 * 3/5 = 27/5 = 5. 2/5
2) 4/3 * 1. 3/2 = 4/3 * 5/2 = 2/3 * 5/1 = 10/3 = 3. 1/3
3) 5. 2/5 - 3. 1/3 = 5. 6/15 - 3. 5/15 = 2. 1/15
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Ответ:
Пошаговое объяснение:
1) 2. 5/2 * 6/5 = 9/2 * 6/5 = 9/1 * 3/5 = 27/5 = 5. 2/5
2) 4/3 * 1. 3/2 = 4/3 * 5/2 = 2/3 * 5/1 = 10/3 = 3. 1/3
3) 5. 2/5 - 3. 1/3 = 5. 6/15 - 3. 5/15 = 2. 1/15