Question

Efetue a subtração
4/13-1/2=

Answer 1

$\Large\mathsf\displaystyle{} \dfrac{4}{13} - \dfrac{1}{2} \\\\\Large\mathsf\displaystyle{} \dfrac{4\cdot2}{13\cdot2} - \dfrac{1\cdot13}{2\cdot13} \\\\\Large\mathsf\displaystyle{} \dfrac{8}{26} - \dfrac{13}{26} \\\\\Large\mathsf\displaystyle{} \dfrac{8 - 13}{26} \\ \\ \Large\mathsf\displaystyle{} \dfrac{ - 5}{26} \\\\\bm\Large\begin{gathered} \begin{gathered}\large \overline{ \boxed{\boxed{ \begin{array}{r}\mathsf{ - \dfrac{5}{26} }\end{array}}}} \end{gathered}  \end{gathered}$

$\bm\Large\begin{gathered} \begin{gathered}\large \overline{ \boxed{\boxed{ \begin{array}{r}\mathsf{\red{Bons~Estudos} }\end{array}}}} \end{gathered}  \end{gathered}$