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\frac{\frac{21}{10}+\frac{4\times 1}{5\times 12}}{\frac{\frac{3}{2}}{\frac{3}{4}-\frac{5}{2}}}
Multiply \frac{4}{5} times \frac{1}{12} by multiplying numerator times numerator and denominator times denominator.
\frac{\frac{21}{10}+\frac{4}{60}}{\frac{\frac{3}{2}}{\frac{3}{4}-\frac{5}{2}}}
Do the multiplications in the fraction \frac{4\times 1}{5\times 12}.
\frac{\frac{21}{10}+\frac{1}{15}}{\frac{\frac{3}{2}}{\frac{3}{4}-\frac{5}{2}}}
Reduce the fraction \frac{4}{60} to lowest terms by extracting and canceling out 4.
\frac{\frac{63}{30}+\frac{2}{30}}{\frac{\frac{3}{2}}{\frac{3}{4}-\frac{5}{2}}}
Least common multiple of 10 and 15 is 30. Convert \frac{21}{10} and \frac{1}{15} to fractions with denominator 30.
\frac{\frac{63+2}{30}}{\frac{\frac{3}{2}}{\frac{3}{4}-\frac{5}{2}}}
Since \frac{63}{30} and \frac{2}{30} have the same denominator, add them by adding their numerators.
\frac{\frac{65}{30}}{\frac{\frac{3}{2}}{\frac{3}{4}-\frac{5}{2}}}
Add 63 and 2 to get 65.
\frac{\frac{13}{6}}{\frac{\frac{3}{2}}{\frac{3}{4}-\frac{5}{2}}}
Reduce the fraction \frac{65}{30} to lowest terms by extracting and canceling out 5.
\frac{\frac{13}{6}}{\frac{\frac{3}{2}}{\frac{3}{4}-\frac{10}{4}}}
Least common multiple of 4 and 2 is 4. Convert \frac{3}{4} and \frac{5}{2} to fractions with denominator 4.
\frac{\frac{13}{6}}{\frac{\frac{3}{2}}{\frac{3-10}{4}}}
Since \frac{3}{4} and \frac{10}{4} have the same denominator, subtract them by subtracting their numerators.
\frac{\frac{13}{6}}{\frac{\frac{3}{2}}{-\frac{7}{4}}}
Subtract 10 from 3 to get -7.
\frac{\frac{13}{6}}{\frac{3}{2}\left(-\frac{4}{7}\right)}
Divide \frac{3}{2} by -\frac{7}{4} by multiplying \frac{3}{2} by the reciprocal of -\frac{7}{4}.
\frac{\frac{13}{6}}{\frac{3\left(-4\right)}{2\times 7}}
Multiply \frac{3}{2} times -\frac{4}{7} by multiplying numerator times numerator and denominator times denominator.
\frac{\frac{13}{6}}{\frac{-12}{14}}
Do the multiplications in the fraction \frac{3\left(-4\right)}{2\times 7}.
\frac{\frac{13}{6}}{-\frac{6}{7}}
Reduce the fraction \frac{-12}{14} to lowest terms by extracting and canceling out 2.
\frac{13}{6}\left(-\frac{7}{6}\right)
Divide \frac{13}{6} by -\frac{6}{7} by multiplying \frac{13}{6} by the reciprocal of -\frac{6}{7}.
\frac{13\left(-7\right)}{6\times 6}
Multiply \frac{13}{6} times -\frac{7}{6} by multiplying numerator times numerator and denominator times denominator.
\frac{-91}{36}
Do the multiplications in the fraction \frac{13\left(-7\right)}{6\times 6}.
-\frac{91}{36}
Fraction \frac{-91}{36} can be rewritten as -\frac{91}{36} by extracting the negative sign.