Qual e o resultado da conta - 1/2*(2/3-1/2+5)+2/3

1/2*(2/3-1/2+5)+2/3
-1/2(4/6-3/6+30/6)+2/3
-1/2*(31/6)+2/3
-31/12+2/3
-31/12+6/12
-25/12

- 1/2 ( 2/3 - 1/2 + 5/1) + 2/3
-1/2 ( 4 - 3 + 30)/6 ) + 2/3 
-1/2 ( 31/6) + 2/3 =
- 31/12 + 2/3 =
( -31 + 8)/12 =-  23/12