Question

2- ( 4/3 + 1 ) + 2/9 - ( 7/15 + 2/9)

Answer 1

$2 - ( \frac{4}{3} + 1) + \frac{2}{9} - ( \frac{7}{15} + \frac{2}{9} ) = \\ 2 - \frac{7}{3} + \frac{2}{9} - \frac{31 }{45} = \\ 2 - \frac{19}{9} - \frac{31}{45} = \\ - \frac{1 }{9} - \frac{31}{45} = \\ - \frac{36}{45}$