[tex] \frac{4}{9} - ( \frac{11}{3} + \frac{7}{9} ) = [/tex]
[tex] = \frac{4}{9} - \frac{33 + 7}{9} = [/tex]
[tex] = \frac{4}{9} - \frac{40}{9} = [/tex]
[tex] = - \frac{36}{9} = [/tex]
[tex] = - 4[/tex]
___dia___
