Vähennä seuraavat murtoluvut toisistaan. Kirjoita supistettu muoto aina jälkimmäiseen laatikkoon.

a. [[$\dfrac{3}{4}$]] - [[$\dfrac{2}{4}$]] =

b. [[$\dfrac{4}{5}$]] - [[$\dfrac{2}{5}$]] =

c. [[$\dfrac{5}{6}$]] - [[$\dfrac{3}{6}$]]= = ?

d. [[$\dfrac{7}{8}$]] - [[$\dfrac{3}{8}$]] = = ?

e. [[$\dfrac{5}{7}$]] - [[$\dfrac{3}{7}$]] =

f. [[$\dfrac{9}{10}$]] - [[$\dfrac{4}{10}$]] = = ?

g. [[$\dfrac{8}{9}$]] - [[$\dfrac{5}{9}$]] = = ?

h. [[$\dfrac{11}{12}$]] - [[$\dfrac{7}{12}$]] = = ?