Răspuns:
3.
[tex]6 \times \frac{7}{3} - \frac{2}{3} = \\ \frac{42}{3} - \frac{2}{3} = \\ \frac{42 - 2}{3} = \frac{40}{3} [/tex]
[tex]6 - 3.5 + 5 \frac{1}{2} = \\ \frac{12}{2} - \frac{7}{2} + \frac{5 \times 2 + 1}{2} = \\ \frac{12 - 7 + 11}{2} = \frac{16}{2} = 8[/tex]
4.
[tex]6 \times \frac{5}{6} - \frac{4}{3} = \\ \frac{30}{6} - \frac{4}{3} = \ \\ \frac{15}{3} - \frac{4}{3} = \\ \frac{15 - 4}{3} = \frac{11}{3} [/tex]
5.
