A pitcher contains 4 6/8 cups of juice. we pour out 7/8 cup. how much juice is left in the pitcher?

The amount of juice in a pitcher is 4 6/8 cups and 7/8 cup is taken out.
The amount of juice left in the pitcher is,
[tex]\begin{gathered} 4\frac{6}{8}-\frac{7}{8}=\frac{4\cdot8+6}{8}-\frac{7}{8} \\ =\frac{38}{8}-\frac{7}{8} \\ =\frac{38-7}{8} \\ =\frac{31}{8} \\ =3\frac{7}{8} \end{gathered}[/tex]There are 3 7/8 cups left in the pitcher.