запишите дробь 2,7 в виде дроби со знаменателем 14,21,35,42,63,70,84,77,98

[tex] \frac{2}{7} = \frac{4}{14} = \frac{6}{21} = \frac{10}{35} = \frac{12}{42} = \frac{18}{63} = \\ \\ = \frac{20}{70} = \frac{24}{84} = \frac{22}{77} = \frac{28}{98} [/tex]

[tex]2 \frac{7}{14} 2 \frac{7}{21} 2 \frac{7}{35} 2 \frac{7}{42} 2 \frac{7}{63} 2 \frac{7}{70} 2 \frac{7}{84} 2 \frac{7}{77} 2 \frac{7}{98} [/tex]
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