tolong kak no 5 sampai 7 nya dan pakai jalan caranya

5.
[tex]8 - \frac{1}{ 7} = \frac{56}{7} - \frac{1}{7} = \frac{55}{7} [/tex]
6.
[tex]4 - \frac{3}{4} = \frac{16}{4} - \frac{3}{4} = \frac{13}{4} [/tex]
7.
[tex]5 - \frac{5}{6} = \frac{30}{6} - \frac{5}{6} = \frac{25}{6} [/tex]