Ответ:

1. [tex]\frac{3}{4} =\frac{3*32}{4*32} =\frac{96}{128}[/tex]

2. [tex]\frac{5}{8} =\frac{5*16}{8*16} =\frac{80}{128}[/tex]

3. [tex]\frac{1}{2} =\frac{1*64}{2*64} =\frac{64}{128}[/tex]

4. [tex]\frac{7}{16} =\frac{7*8}{16*8} =\frac{56}{128}[/tex]