Fractii zecimale periodice mixte :0,1(3) = [tex] \frac{13-1}{90} [/tex] = [tex] \frac{12}{90} [/tex]; 1,2(15) = 1[tex] \frac{215-2}{990} [/tex] = 1[tex] \frac{213}{990} [/tex]
Fractii zecimale periodice simple : 0,(3) = [tex] \frac{3}{9} [/tex] ; 14,(53) = 4[tex] \frac{53}{99} [/tex]
