Ответ:
-23/42
Пошаговое объяснение:
1) 5/18 + 1/12 = 10/36 + 3/36 = 13/36
2) 13/36 * 6 = 13/6 = 2 1/6
3) 2 1/6 - 2 5/7 = 2 7/42 - 2 30/42 = -23/42
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Answers & Comments
Ответ:
-23/42
Пошаговое объяснение:
1) 5/18 + 1/12 = 10/36 + 3/36 = 13/36
2) 13/36 * 6 = 13/6 = 2 1/6
3) 2 1/6 - 2 5/7 = 2 7/42 - 2 30/42 = -23/42