Răspuns :
3/4 + 1/3 - 5/10 = aducem la numitorul comun 60 = 45/60 + 20/60 - 30/60 =
35/60 = 7/12 = 0,58(3)
35/60 = 7/12 = 0,58(3)
[tex] =\frac{3}{4} + \frac{1}{3} - \frac{1}{2}
= \frac{(9+4-6)}{12}
= \frac{7}{12}
[/tex]