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23. Transformati urmatoarele fractii zecimale in fractii ordinare:
a)1,23
b)34,5678
c1,(3)
d)15,(73)
e)10,(234)
f)1,2(3)
g)0,12(34)
h)2,3(45)
i)5,01(02)
j)13,14(15)

Răspuns :

Patricias
a)1,23=123/100
b)34,5678=345678/10000
c1,(3)=13-1/9
d)15,(73)=1573-15/99
e)10,(234)=10234-10/999
f)1,2(3)= 1 intreg 21/90
g)0,12(34) = 1234-12/9900
h)2,3(45)=2 intreg 345-3/990
i)5,01(02)= 5 intreg 102-1/9900
j)13,14(15)=13 intreg 1415-14/9900