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Cum transform 2,2(8) in fr ordinara?

Răspuns :

2,2(8)=2 intregi si 28-2/90=2 si 26/90=2 si 13/45=103/45
[tex]\displaystyle 2,2(8)= \frac{228-22}{90} = \frac{206}{90} ^{(2} = \frac{103}{45} [/tex]