=(2/11+4/11-6/11)+(-3/8-5/8)=-1
(2/11 + 4/11 - 6/11 ) - (3/8 + 5/8)
= 0 -1
= -1
=2/11-6/11+4/11+(-3/8-5/8)
=0-1
=-1
`2/11-3/8+4/11-6/11-5/8`
`=(2/11+4/11-6/11)-(3/8+5/8)`
`=0/11-8/8`
`=0-1=-1`
=2/11-6/11+4/11+(-3/8-5/8)
=0-1
=-1
(2/11 + 4/11 - 6/11 ) - (3/8 + 5/8)
= 0 -1
= -1