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[0,91(6)+0,(6)]•0,4=cum se rezolva​

Răspuns :

[0,91(6)+0,(6)]•0,4= =(11/12+2/3)•0,4= =(11/12+8/12)•0,4= =19/12•2/5= =19/6•1/5= =19/30

transformari

0,91(6)=825/900=33/36=11/12

0,(6)=6/9=2/3

0,4=4/10=2/5