Răspuns:
[tex]a) 2\frac{3}{4} =\frac{2*4+3}{4} = \frac{11}{ 4}[/tex]
[tex]b) 3 \frac{2}{11}=\frac {3*11+2}{ 11} = \frac{3 5}{11}[/tex]
[tex]c) 6\frac{3}{7}=\frac{6*7+3}{7} =\frac{45}{7}[/tex]
[tex]d) 12\frac{5}{6} = \frac{12*6+5}{6}=\frac{77}{6}[/tex]
#copaceibrainly
