Question

would some one explain why and how to do this

Answer 1

(9) = -9 --> (-9) = 9
(3/16) = -3/16--> (-3/16) = 3/16 + 9 = 9 3/16 make into improper fraction

5
16
  9
*
------
 144--->  ---
                 /
                 144
---------------------------------
                 16                       -----------------> c.