a.
$\frac{162}{10}$ = 16 $\frac{2}{10}$
$\frac{734}{10}$ = 73 $\frac{4}{10}$
$\frac{5608}{100}$ = 56 $\frac{8}{100}$
$\frac{605}{100}$ = 6 $\frac{5}{100}$
b.
16 $\frac{2}{10}$ = 16.2
73 $\frac{4}{10}$ = 73.4
56 $\frac{8}{100}$ = 56.08
6 $\frac{5}{100}$ = 6.05