Answer:
if I'm correct it should be
[tex] \frac{( \frac{8}{ 2})}{4} - \frac{\frac{3}{1} }{9}[/tex]
[tex]1 - \frac{1}{3} = \frac{2}{3} [/tex]
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8/2/4 means, first you divide 8 by 2 and then you divide the result by 4⠀⠀⠀⠀⠀⠀⠀⠀