$\frac {7}{8}=\frac {7×9}{8×9}=\frac {63}{72}$
$\frac {7}{9}=\frac {7×8}{8×9}=\frac {56}{72}$
$\frac {56}{72}＜\frac {57}{72}＜\frac {58}{72}＜\frac {59}{72}＜\frac {60}{72}＜\frac {61}{72}＜\frac {62}{72}＜\frac {63}{72}$
$\frac {7}{9}＜\frac {19}{24}＜\frac {29}{36}＜\frac {59}{72}＜\frac {5}{6}＜\frac {61}{72}＜\frac {31}{36}＜\frac {7}{8}$
大于$\frac {7}{9}$且小于$\frac {7}{8}$的分数：$\frac {19}{24}、$$\frac {29}{36}、$$\frac {59}{72}、$$\frac {5}{6}、$$\frac {61}{72}、$$\frac {31}{36}.$
