Respuestas

2011-12-09T14:31:56+01:00

a) 2,24 = 2 24/100 = 2 6/25

b) x = 0,1(5)

1000x = 155,555...

100x = 15,555...

900x = 140

x= 140/900

x= 7/45

c) -2,05 = -2 5/100 = -2 1/20

d) x = 0,8(3)

1000x = 833,333...

100x = 83,33...

900x = 750

x=750/900

x=5/6

e) x = 1,0(8)

1000x = 1088,88..

100x = 108,88..

900x = 980

x=980/900

x=1 4/45