Question

calcule:
A) (-0,7)×(-2,1)=
b) (-5/8)×(-0,4)=
c) (+1/2)×(+3/4)=
d)(-4)×(-3/11)=
e)(+2/5)×(-2/3)=

Answer 1

Resposta:

a) 1,47

b)0,25

c) -3/8

d)1.09090909091

e)-4/15

Explicação passo-a-passo: