Răspuns:
29/70 - ( -5/35 )
29/70 + 5/35 ( * 2
29/70 + 10/70
39/70
Explicație pas cu pas:
[tex]\frac{29}{70}-\left(-\frac{5}{35}\right) =\frac{29}{70}+\frac{1}{7} =\frac{29}{70}+\frac{1}{7} =\frac{29}{70}+\frac{10}{70} =\frac{29+10}{70} =\frac{39}{70}[/tex]
