[tex]1,1(3) = \frac{113-11}{90} = \frac{102}{90} = \frac{17}{15}[/tex]
[tex]0,(6) = \frac{6}{9} = \frac{2}{3}[/tex]
[tex]1,25 = \frac{125}{100} = \frac{5}{4}[/tex]
=>
[tex]\frac{17}{15}+ \frac{2}{3} + \frac{5}{4} = \frac{17*4+2*20+5*15}{60} = \frac{68+40+75}{60} = \frac{183}{60} = \frac{61}{20}[/tex]
