Question

a) (-1/3).(+5/2)=
b)(+0,6).(-5/3)=
c)(+0,5).(+3/5)=
d)(+6).(+2/11)=
e)(-4).(-1/8)=
f)(+5/5).(-3)=
g)(-3/4).(-4/7)=
h)(+2/5).(.1/4)=

Answer 1

A)$\frac{-1}{3} . \frac{5}{2} = \frac{-5}{6}$

B)$0,6 . \frac{-5}{3} = \frac{6}{10} . \frac{-5}{3} = \frac{-30}{30} = -1$

C)