Answer :
[tex]\frac{(7-4)}{8\div2}[/tex]
Start simplifying both numerator and denominator,
[tex]\begin{gathered} 7-4=3 \\ 8\div2=4 \end{gathered}[/tex]rewrite the expression
[tex]\frac{(7-4)}{8\div2}=\frac{3}{4}[/tex]