Answer:
[tex]=2\frac{857}{1000}[/tex]
Step-by-step explanation:
[tex]2.857\\\\\mathrm{Rewrite\:as}\\=2+0.857\\\\\mathrm{Convert\:}0.857\mathrm{\:to\:a\:fraction}:\quad \frac{857}{1000}\\=2+\frac{857}{1000}\\\\=2\frac{857}{1000}[/tex]