Hey there!☺
[tex]Answer:\boxed{1\frac{7}{10}}[/tex]
[tex]Explanation:[/tex]
[tex]3\frac{1}{2}-1\frac{4}{5}[/tex]
Subtract the two fractions:
[tex]3\frac{1}{2}-1\frac{4}{5}=\frac{17}{10}[/tex]
To get the final answer, you will have to simplify 17/10:
[tex]\frac{17}{10}=1\frac{7}{10}[/tex]
1 7/10 is your answer.
Hope this helps!☺