Răspuns:
Explicație pas cu pas:
1/2+2/3=1*3/2*3+2*2/3*2=3/6+4/6=(3+4)/6=7/6
[tex]\it \dfrac{^{3)}1}{\ 2}+ \dfrac{^{2)}2}{\ 3} = \dfrac{3+4}{6} = \dfrac{7}{6} =1 \dfrac{1}{6}[/tex]
