8/7 - 3/7 + 4/7 = ?

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$\frac87-\frac37+\frac47=?$

A5/7

B12/7

C8/7

D9/7

Answer:

$\frac87-\frac37+\frac47$

$=\frac{8-3+4}{7}$

$=\frac97$

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