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Sandudenisa355
a fost răspuns

[1,2(3)-3,(7)-1,5]:[2,0(2)]=....... ???
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Răspuns :

Amigos34
=[1+23/90-(3+7/9)-3/2]:(2+2/90) =(113/90-34/9-3/2):(182/90) =(113/90-340/90-135/90) x 90/182 =(-362/90) x 90/182 =-362/182 =-181/91