Calculate: -(3)/(4)+(7)/(2)

Expression: $-\frac{ 3 }{ 4 }+\frac{ 7 }{ 2 }$

Write all numerators above the least common denominator $4$

$\frac{ -3+14 }{ 4 }$

Calculate the sum

$\begin{align*}&\frac{ 11 }{ 4 } \\&\begin{array} { l }2 \frac{ 3 }{ 4 },& 2.75\end{array}\end{align*}$