Answer:
161/40
Step-by-step explanation:
[tex](7+ \frac{2}{5} ) - (3+ \frac{3}{8})[/tex]
[tex]\frac{35+2}{5} - \frac{24+3}{8}[/tex]
[tex]\frac{37}{5} - \frac{27}{8}[/tex]
[tex]\frac{296-135}{40} = \frac{161}{40}[/tex]