Question

7/4-12/9 factorise the following

Answer 1

$\frac{7}{4} - \frac{12}{9} \\ lets \: do \: lcm \: of \: the \: denominators \: ie \: 36 \\ now \: the \: fraction \: will \: be \: \frac{63}{36} - \frac{48}{36} \\ now \: minus \: them \\ the \: answer \: is \: \frac{15}{36}$
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