Question

Qual e o valor das expressões..
A) (-2/3).(1/2)+(1/6):(2/3)=
B)(-1,5):(0,05)-(7,5).(-3,2)=
C)(-1/8):(-1/2)+(1/4).(3/6)=
D)(-0,7).(-0,8)-(0,7):(1,4)=
E) (-5/7).(1/4)-(5/4).(2)=
F) (1,2).(1,3)-(3):(2)=

Answer 1

a) -1/12
b)20
c)3/8
d)0.06
e)-2/19/28
e)0.06