-3 1/5•(-1)-1 1/2•(-4)-9•(-1 1/6)

Question

-3 1/5•(-1)
-1 1/2•(-4)
-9•(-1 1/6)

Answer 1

-3 1/5*(-1)=3 1/5
-1 1/2*(-4)=-3/2*(-4)=6
-9*(-1 1/6)=-9*(-7/6)=21/2=10 1/2

Answer 2

-3 1/5×(-1)=3/5
-1 1/2 × (-4)=2
-9×(-1 1/6)=3/2