Question

[0,25+0,2(7)]:6,(3)
VA ROOOOOOOOG

Answer 1

Răspuns:

Explicație pas cu pas:

[0,25+0,2(7)]:6,(3)= [25/100+(27-2)/90]:(63-6)/9= (25/100+25/90):57/9= (225+250)/900·(9/57)= (475·9)/(900·57)=475/(100·57)=19/(4·57)=

=1/(4·3)= 1/12