Question

10/4 - 3/2 : [ 6/5 - 8/5 ( 4 - 9/5 ) ]

Answer 1

10/4 - 3/2 : [ 6/5 - 8/5 ( 4 - 9/5 ) ]
10/4 - 3/2 : [ 6/5 - 8/5(11/5)]
10/4 - 3/2 : [ 6/5 -88/25]
10/4 - 3/2 : [-58/25]
10/4+75/106
2.5 +0.7 =3.2=32/10