Merkitse vastaus.

[[$\dfrac{3}{9}$]], [[$\dfrac{4}{8}$]], [[$\dfrac{4}{20}$]]

[[$\dfrac{3}{18}$]], [[$\dfrac{4}{10}$]], [[$\dfrac{2}{8}$]]

Mikä yllä olevista luvuista on yhtä suuri kuin

a. [[$\dfrac{1}{2}$]] =

b. [[$\dfrac{1}{5}$]] =

c. [[$\dfrac{1}{4}$]] =

d. [[$\dfrac{2}{5}$]] =

e. [[$\dfrac{1}{3}$]] =

f. [[$\dfrac{1}{6}$]] =