Question

4 by 9 divide - 5 by 12 solved

Answer 1

HEYA!
--------


$\frac{4}{9} \div \frac{ - 5}{12} \\ \\ = > \frac{4}{9} \times \frac{ - 12}{5} \\ \\ = > \frac{ - 16}{15}$
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Answer 2

your question is not specific.
but if you mean
$\frac{4}{9} \div \frac{5}{12}$
then,
$\frac{4 \times 12}{9 \times 5} \\ \frac{4 \times 4}{3 \times 5} \\ \frac{16}{15}$