Respuesta :

Answer:

Step-by-step explanation:

[tex]3\frac{1}{8}=\frac{3*8+1}{8}=\frac{24+1}{8}=\frac{25}{8}\\\\\\1\frac{2}{7}=\frac{9}{7}\\\\\\3\frac{1}{8}*1\frac{2}{7}=\frac{25}{8}*\frac{9}{7}=\frac{225}{56}=4\frac{1}{56}[/tex]