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МатематикаВопрос:
5. \(\frac{1}{5}\cdot 10=2\)
Ответ:
5. \(\frac{1}{5}\cdot 10\)
Представим 10 в виде дроби \(\frac{10}{1}\):
\(\frac{1}{5}\cdot \frac{10}{1}=\frac{1 \cdot 10}{5 \cdot 1} = \frac{10}{5}\)
Сокращаем дробь на 5:
\(\frac{10}{5} = \frac{10:5}{5:5} = \frac{2}{1} = 2\)
Ответ: 2
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