Question

fraccion generatriz de 12,3454545...

Answer 1

Pasando un periódico mixto a fracción:

$12.3454545...=12+0.3454545...=12+ \frac{345-3}{990} =12+ \frac{342}{990}$

$=12+\frac{342}{990}=12+ \frac{19}{55} = \frac{12*55+19}{55} = \frac{679}{55}$

Entonces:

$12.3454545...= \frac{679}{55}$