Question

[(3/16):(-1/12)+5/2]-(9/4-7/2)

Answer 1

1/4+63/8
essa e a resposta final

Answer 2

[(3/16)*(-12/1)+5/2]-(18-28/8)

[(-36/16)+5/2]-(-10/8)

[-18/8+5/2]+5/4

[-9/4+5/2]+5/4

-9/4+5/2+5/4

-4/4+5/2

-1+5/2= -2+5/2=3/2