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transformati in fractii ordinare ireductibile
0,(142857)
1,(572)
0,4(12)
4,(045)


Răspuns :


0,(142857)= [tex]\dfrac{142857}{999999}[/tex]= [tex]\dfrac{15873}{111111}[/tex]

1,(572)= [tex]\dfrac{1572-1}{999}[/tex]= [tex]\dfrac{1571}{999}[/tex]=

0,4(12)= [tex]\dfrac{412-4}{990}[/tex]= [tex]\dfrac{408}{990}[/tex]= [tex]\dfrac{204}{495}[/tex]

4,(045)= [tex]\dfrac{4045-4}{999}[/tex]= [tex]\dfrac{4041}{999}[/tex]= [tex]\dfrac{449}{111}[/tex]