Ответ:
8/9.
Пошаговое объяснение:
5:1 1/5-(1:6+1 5/9×2) = 8/9.
1. 1 : 6 = 1/6;
2. 1 5/9 • 2 = 14/9 •2 = 28/9 = 3 1/9.
3. 1/6 + 3 1/9 = 3/18 + 3 2/18 = 3 5/18.
4. 5 : 1 1/5 = 5 : 6/5 = 5 • 5/6 = 25/6 = 4 1/6.
5. 4 1/6 - 3 5/18 = 4 3/18 - 3 5/18 = 3 21/18 - 3 5/18 = 16/18 = 8/9.
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Answers & Comments
Ответ:
8/9.
Пошаговое объяснение:
5:1 1/5-(1:6+1 5/9×2) = 8/9.
1. 1 : 6 = 1/6;
2. 1 5/9 • 2 = 14/9 •2 = 28/9 = 3 1/9.
3. 1/6 + 3 1/9 = 3/18 + 3 2/18 = 3 5/18.
4. 5 : 1 1/5 = 5 : 6/5 = 5 • 5/6 = 25/6 = 4 1/6.
5. 4 1/6 - 3 5/18 = 4 3/18 - 3 5/18 = 3 21/18 - 3 5/18 = 16/18 = 8/9.