Question

A) 0,1+3.(-2/3 - 1/6)=
B) (2/3 - 1,2).2-1=

Answer 1

A) 0,1+3•(-2/3-1/6)=
1/10+3•(-5/6)
1/10-3•5/6
1/10-5/2
-12/5


B) (2/3-1,2)•2-1=
(2/3-6/5)•2-1
-8/15•2-1
-16/15-1
-31/15