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МатематикаВопрос:
о) -\(\frac{4}{19}\) \(\cdot\) \(-\frac{57}{64}\)
Ответ:
Ответ: \( -\frac{4}{19} \cdot (-\frac{57}{64}) = \frac{4 \cdot 57}{19 \cdot 64} \). Сокращаем: \( \frac{4}{64} = \frac{1}{16} \) и \( \frac{57}{19} = 3 \). Получаем \( \frac{1 \cdot 3}{1 \cdot 16} = \frac{3}{16} \)
Похожие
- a) \(\frac{1}{5}\) + \(\frac{1}{3}\)
- б) \(\frac{1}{2}\) + \(\frac{3}{8}\)
- в) \(\frac{3}{4}\) + 2
- г) \(\frac{2}{3}\) - \(\frac{1}{6}\)
- д) \(\frac{7}{12}\) - 1
- е) \(\frac{4}{5}\) - \(\frac{9}{10}\)
- ё) \(\frac{1}{3}\) - \(\frac{1}{2}\)
- ж) 1 + \(\frac{7}{3}\)
- з) \(\frac{8}{15}\) : 4
- и) 3 : \(\frac{3}{2}\)
- й) -1 : \(\frac{3}{4}\)
- к) -\(\frac{7}{12}\) : \(-\frac{1}{4}\)
- л) \(\frac{1}{4}\) \(\cdot\) 2
- м) -\(\frac{3}{4}\) \(\cdot\) \(\frac{4}{9}\)
- н) \(\frac{7}{9}\) \(\cdot\) \(\frac{18}{35}\)
- п) 2 \(\frac{3}{4}\) + 3 \(\frac{5}{7}\)
- р) -4 \(\frac{2}{3}\) + 7 \(\frac{1}{2}\)
- с) 4 \(\frac{1}{3}\) + \(\frac{3}{17}\)
- т) -5 \(\frac{2}{5}\) + 4 \(\frac{1}{3}\)
- у) 6 \(\frac{1}{2}\) - 3 \(\frac{3}{4}\)
- ф) 2 \(\frac{1}{2}\) - 7 \(\frac{5}{6}\)
- х) -4 \(\frac{2}{3}\) - 7 \(\frac{7}{9}\)
- ц) -2 \(\frac{2}{3}\) - 3 \(\frac{5}{9}\)
- ч) 2 \(\frac{3}{4}\) \(\cdot\) 5 \(\frac{7}{33}\)
- ш) -3 \(\frac{1}{2}\) \(\cdot\) 2 \(\frac{2}{5}\)
- щ) -4 \(\frac{5}{7}\) \(\cdot\) \(-2 \frac{6}{11}\)
- ъ) -3 \(\frac{1}{2}\) \(\cdot\) 2 \(\frac{2}{7}\)
- ы) 4 \(\frac{1}{3}\) : 2 \(\frac{5}{6}\)
- ь) -7 \(\frac{3}{8}\) : \(-2 \frac{1}{16}\)
- э) -1 \(\frac{1}{3}\) : 3 \(\frac{1}{6}\)
- ю) 4 \(\frac{1}{5}\) : 7 \(\frac{1}{25}\)
