\(\begin{array}{l}\text{Cách 1:}\,\,347535:\left( {5 \times 9} \right)\\\,\,\,\,\,\,\,\,\,\,\,\, = (347535:5):9\\\,\,\,\,\,\,\,\,\,\,\,\, = 69507:9\\\,\,\,\,\,\,\,\,\,\,\,\, = 7723\\\text{Cách 2:}\,347535:\left( {5 \times 9} \right) = 347535:45\\\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\, = 7723\,\end{array}\)