Question

21/8*-14/15 Im trying to reduce and simply and i cant figure this out. Please help.

Answer 1

if its 21/8-14/15 the answer is 1 83/120.

if its 2 1/8-14/15 the answer is 1 23/120.
 if its 2 1/8- 1 4/15 the answer is  103/120