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1,1(6)-[(0,5-1 interg si 1 supra 4)-(0,(6)-2 intregi 1supra 4)]

Răspuns :

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1,1(6)-(0,5-1 intreg si 1/4)-(0,(6)-2 intregi si 1/4)
1 intreg si 16-1/90-(5/10-5/4)-(6/9-9/4)=
105/90-5/10+5/4-6/9+9/4=
105×4/90-36×5/10+90×5/4-40×6/9+90×9/4=
420-180+450-240+810 totutl supra 360=1260/360=126/36=21/6=7/3