Respuestas

2012-12-17T23:36:49+01:00

a) 1/3:2/1 =1/6=0,16

b) 2/9:0.011=2/9: 11/1000 =9/2000 =0.0495

c) 7/6.0.011= 7/6 .11/1000 = 77/6000=0.012

d)0.4.0.09 = 4/10 .9/100= 9/250=0.036

e) 1.09-0.21= 1.30

f) 9/4+0.25 = 9/4+25/10 = 19/4 =4,75