Question

transforma in fractii ordinare ireductibile:
a)1,3=
b)0,(23)=
c)1,(23)=
d)1,(15)+0,(05)=
e)[1/3+0,(3)]×9/4=​

Answer 1

Răspuns:

a)1,3=13/10

b)0,(23)=23/99

c)1,(23)=123-1/99=122/99

D)1,(15)+0,(05)=115-1/99+5/99=114/99+5/99=119/99

e)[1/3+0,(3)]×9/4=(1/3+3/9)×9/4=(3/9+3/9)×9/4=6/9×9/4=3/2