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\frac{\frac{8}{5}}{\frac{32}{400}-\frac{125}{400}}-\frac{\frac{25}{6}}{\frac{75}{49}+\frac{15}{89}}
Least common multiple of 25 and 16 is 400. Convert \frac{2}{25} and \frac{5}{16} to fractions with denominator 400.
\frac{\frac{8}{5}}{\frac{32-125}{400}}-\frac{\frac{25}{6}}{\frac{75}{49}+\frac{15}{89}}
Since \frac{32}{400} and \frac{125}{400} have the same denominator, subtract them by subtracting their numerators.
\frac{\frac{8}{5}}{-\frac{93}{400}}-\frac{\frac{25}{6}}{\frac{75}{49}+\frac{15}{89}}
Subtract 125 from 32 to get -93.
\frac{8}{5}\left(-\frac{400}{93}\right)-\frac{\frac{25}{6}}{\frac{75}{49}+\frac{15}{89}}
Divide \frac{8}{5} by -\frac{93}{400} by multiplying \frac{8}{5} by the reciprocal of -\frac{93}{400}.
\frac{8\left(-400\right)}{5\times 93}-\frac{\frac{25}{6}}{\frac{75}{49}+\frac{15}{89}}
Multiply \frac{8}{5} times -\frac{400}{93} by multiplying numerator times numerator and denominator times denominator.
\frac{-3200}{465}-\frac{\frac{25}{6}}{\frac{75}{49}+\frac{15}{89}}
Do the multiplications in the fraction \frac{8\left(-400\right)}{5\times 93}.
-\frac{640}{93}-\frac{\frac{25}{6}}{\frac{75}{49}+\frac{15}{89}}
Reduce the fraction \frac{-3200}{465} to lowest terms by extracting and canceling out 5.
-\frac{640}{93}-\frac{\frac{25}{6}}{\frac{6675}{4361}+\frac{735}{4361}}
Least common multiple of 49 and 89 is 4361. Convert \frac{75}{49} and \frac{15}{89} to fractions with denominator 4361.
-\frac{640}{93}-\frac{\frac{25}{6}}{\frac{6675+735}{4361}}
Since \frac{6675}{4361} and \frac{735}{4361} have the same denominator, add them by adding their numerators.
-\frac{640}{93}-\frac{\frac{25}{6}}{\frac{7410}{4361}}
Add 6675 and 735 to get 7410.
-\frac{640}{93}-\frac{25}{6}\times \frac{4361}{7410}
Divide \frac{25}{6} by \frac{7410}{4361} by multiplying \frac{25}{6} by the reciprocal of \frac{7410}{4361}.
-\frac{640}{93}-\frac{25\times 4361}{6\times 7410}
Multiply \frac{25}{6} times \frac{4361}{7410} by multiplying numerator times numerator and denominator times denominator.
-\frac{640}{93}-\frac{109025}{44460}
Do the multiplications in the fraction \frac{25\times 4361}{6\times 7410}.
-\frac{640}{93}-\frac{21805}{8892}
Reduce the fraction \frac{109025}{44460} to lowest terms by extracting and canceling out 5.
-\frac{1896960}{275652}-\frac{675955}{275652}
Least common multiple of 93 and 8892 is 275652. Convert -\frac{640}{93} and \frac{21805}{8892} to fractions with denominator 275652.
\frac{-1896960-675955}{275652}
Since -\frac{1896960}{275652} and \frac{675955}{275652} have the same denominator, subtract them by subtracting their numerators.
-\frac{2572915}{275652}
Subtract 675955 from -1896960 to get -2572915.