$\dfrac{40}{35}+\dfrac{4}{35}$ =

$\dfrac{12}{9}-\dfrac{23}{9}$ =

$\dfrac{3}{9}+\dfrac{5}{18}$ =

$\dfrac{-157}{44}+3$ =

$\dfrac{-36}{40}+\dfrac{5}{8}$ =

$\dfrac{1}{9}+\dfrac{6}{45}$ =

$\dfrac{2}{5}+\dfrac{11}{9}$ =

$1+\dfrac{-4}{9}$ =

$\dfrac{5}{8}+\dfrac{7}{3}$ =

$\dfrac{4}{45}+\dfrac{2}{9}$ =