Răspuns:
a)
[tex] - 0.510 = - 0.51[/tex]
b)
[tex]2 \frac{1}{9} > ( { -1 \frac{1}{3}) }^{2} \\ \\ \frac{19}{9} > \frac{16}{9} [/tex]
c)
[tex] - \frac{5}{9} < - \frac{1}{4} [/tex]
d)
[tex]4.3 = \frac{39}{9} \\ \\ 4 \frac{3}{9} = \frac{39}{9} \\ \\ \frac{39}{9} = \frac{39}{9} [/tex]