Question

Me ajudem,resolvam as outras perguntas tbm

Answer 1

a)

2 . \frac{1}{4} - \frac{5}{6}

\frac{2}{4} - \frac{5}{6}

\frac{12 - 20}{24}

\frac{-8}{24}

\frac{-1}{3}

b)

2 . \frac{1}{6} + 3 . \frac{1}{4}

\frac{2}{6} +  \frac{3}{4}

\frac{8 + 18}{24}

\frac{26}{24}

\frac{13}{12}

c)

1 . \frac{1}{4} + 1 . \frac{1}{3}

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

\frac{3 + 4}{12}

\frac{7}{12}