Respuesta :
[tex]3.4=3+0.4=3+\dfrac{4}{10}=3+\dfrac{4:2}{10:2}=3+\dfrac{2}{5}=\boxed{3\frac{2}{5}}[/tex]
as we know 3.4=3+0.4
3+0.4=3+4/10=3+2/5
3+2/5 is the simplest form of 3.4
hope it helps
3+0.4=3+4/10=3+2/5
3+2/5 is the simplest form of 3.4
hope it helps