Respuesta :

Answer:5/4

Step-by-step explanation:

Answer:

2 1/4

Step-by-step explanation:

Convert mixed fraction to improper fraction

[tex]1\frac{3}{8}-(\frac{-7}{8})=\frac{11}{8}+\frac{7}{8}\\\\[/tex]

               [tex]=\frac{11+7}{8}\\\\=\frac{18}{8}\\\\=\frac{9}{4}\\\\=2\frac{1}{4}[/tex]