Efectua les operacions seguents entre fraccions : Plisss

Adjuntos:

Respuestas

Respuesta dada por: DianaCRA
7
 \frac {3}{5} + \frac {6}{5} =  \frac { 3 + 6}{5} =  \frac {9}{5}

 \frac {1}{3} + \frac {4}{3} =  \frac {1 + 4}{3} =  \frac {5}{3}

 \frac {3}{2} + \frac {9}{4} + \frac {7}{2} =  \frac {6}{4} + \frac {9}{4} + \frac {14}{4} =  \frac {6 + 9 + 14}{4} = \frac {29}{4}

 \frac {9}{8} + \frac {5}{8} - \frac {3}{4} =  \frac {9}{8} + \frac {5}{8} - \frac {6}{8} =  \frac {9 + 5 - 6 }{8} =
 \frac {8}{8} = 1

 \frac {9}{7} - \frac {1}{7} - \frac {3}{7} =  \frac {9 - 1 - 3}{7} =  \frac {5}{7}

 \frac {10}{6} + \frac {19}{3} - \frac {8}{3} =  \frac {10}{6} + \frac {38}{6} - \frac {16}{6} =

 \frac {10 + 38 - 16}{6} =  \frac {32}{6} =  \frac {16}{3}
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