Answer :

We need to convert 3 7/8 to a decimal number

So,

[tex]\begin{gathered} 3\frac{7}{8}=3+\frac{7}{8} \\ \\ \frac{7}{8}=0.875 \\ \\ 3\frac{7}{8}=3+\frac{7}{8}=3+0.875=3.875 \end{gathered}[/tex]