Answer:
[tex]\huge \fbox \pink {A}\huge \fbox \green {n}\huge \fbox \blue {s}\huge \fbox \red {w}\huge \fbox \purple {e}\huge \fbox \orange {r}[/tex]
[tex]1000 \: m \: = 1 \: km \\ 1 \: m = \frac{1}{1000} \: km \\ \\ 409 \: m = 409 \times \frac{1}{1000} \\ 409 \: m \: = 0.409 \: km[/tex]
