Question

${( \frac{4 }{3} - \frac{6}{9} )la \: 10 \div \frac{2}{3} la \: 9}la - 3 - 0.5 =$

Answer 1

4/3 - 6/9 = (4x3 - 6)/9 = 6/9 = 2/3
(2/3)¹⁰ x (3/2)⁹ - 3 - 1/2 =
(2/3)⁹ x (3/2)⁹ x 2/3 - 3 - 1/2 = 
2/3 - 3 - 1/2 =
(2x2 - 3x6 - 1x3)/6 =
(4-18-3)/6 =
(-19/6)