Subtraction of Fractions

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Subtract

$\;\;\;\frac{11}{7}-\frac{9}{4}$

**Answer**

$\;\;\;\frac{11}{7}-\frac{9}{4}$

$=\frac{44}{28}-\frac{63}{28}$

$=\frac{44-63}{28}$

$=\frac{-19}{28}$