Respuesta:
Explicación paso a paso:
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Respuesta:
Explicación paso a paso:
[tex]j) 2+3\frac{1}{2} = \frac{4}{2} + \frac{7}{2}=\frac{4+7}{2}= \frac{11}{2}=5\frac{1}{2}[/tex]
[tex]k) 5\frac{2}{3} -3\frac{4}{9}=5\frac{6}{9}-3\frac{4}{9}=\frac{51}{9}-\frac{31}{9}= \frac{20}{9}=2\frac{2}{9}[/tex]