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МатематикаВопрос:
40. \(8 : \frac{2}{7}\)
Ответ:
\(8 : \frac{2}{7} = 8 \cdot \frac{7}{2} = \frac{8 \cdot 7}{2} = \frac{4 \cdot 7}{1} = 28\)
Ответ: 28
Похожие
- 31. \(\frac{12}{25} \cdot \frac{5}{16}\)
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- 35. \(0 \cdot 12\frac{3}{5}\)
- 36. \(2\frac{1}{2} \cdot 4\frac{2}{15}\)
- 37. \(0 \cdot 5,6\)
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- 40. \(8 : \frac{2}{7}\)
- 41. \(1 : \frac{3}{17}\)
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- 44. \(10 : 2\frac{1}{3}\)
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- 49. \(\frac{15}{16} : \frac{3}{8} \cdot \frac{2}{5}\)
- 50. \(\frac{13}{14} : \frac{7}{26} \cdot \frac{3}{8}\)
- 51. \(-2\frac{1}{2} - 1\frac{2}{3}\)
- 52. \(-7\frac{5}{12} - (-1\frac{5}{6})\)
- 53. \(3\frac{1}{4} - (-5)\)
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- 55. \(-\frac{3}{8} \cdot (-\frac{1}{9})\)
- 56. \(-\frac{2}{7} \cdot (-\frac{8}{21})\)
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- 67. \((3\frac{1}{6} - 2\frac{7}{15})\)
