G)
[tex]3 + \frac{1}{4} + \frac{2}{5} = [/tex]
[tex] = \frac{3 \times 20}{20} + \frac{1 \times 5}{20} + \frac{2 \times 4}{20} =[/tex]
[tex] = \frac{60}{20} + \frac{5}{20} + \frac{8}{20} = [/tex]
[tex] = \frac{73}{20} [/tex]
Răspuns:
4/4+2/5=1+2/5=3/6=1/2
