Laske.

a. [[$ \dfrac{1}{4} + \dfrac{2}{4} = $]]

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

c. [[$ \dfrac{2}{6} + \dfrac{3}{6} = $]]

d. [[$ \dfrac{1}{3} + \dfrac{1}{3} = $]]

e. [[$ \dfrac{4}{8} + \dfrac{3}{8} =$]]

f. [[$ \dfrac{1}{4} + \dfrac{2}{4} = $]]

g. [[$ \dfrac{3}{9} + \dfrac{5}{9} =$]]

h. [[$ \dfrac{7}{10} + \dfrac{3}{10} =$]] [[$= $]]