Question

5/13:7/13=
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Answer 1

Ответ:

$\frac{5}{13} \div \frac{7}{13} = \frac{5}{13} \times \frac{13}{7} = \frac{5}{7}$

Answer 2

$\displaystyle\frac{5}{13} :\frac{7}{13} =\frac{5}{13} \cdot\frac{13}{7} =\frac{5\cdot13}{13\cdot7} =\frac{5}{7} .$