Without actual division, find which of the given fractions are terminating decimals.

$\frac{7}{16}$

Without actual division, find which of the following fractions are terminating decimals.

$\frac{21}{80}$

Without actual division, find which of the following fractions are terminating decimals.

$\frac{5}{6}$

Without actual division, find the following fraction is terminating decimal or not.

$\frac{44}{63}$

Express the recurring decimal $1.\overline{6}$ as a vulgar fraction.

Express the following recurring decimals as vulgar fractions.

$0.4\overline{73}$

Express the recurring decimal number $2.23\overline{5}$ as vulgar fraction.