Question

-1   6      5   3
  -*  -  -   - *  ---- 
 3   5      6   25​

Answer 1

[tex] frac{ - 1}{3} times frac{6}{5} - frac{5}{6} times frac{3}{25} = - frac{2}{5} - frac{1}{2} times frac{1}{5} = - frac{2}{5} - frac{1}{10} = - frac{1}{2}