C =
[tex] \frac{44}{15} \times \frac{25}{43} = \frac{44}{3} \times \frac{5}{43} = \frac{220}{129} \\ \frac{ - 2}{5} \div \frac{3}{15} + \frac{2}{15} = \frac{ - 2}{5} \div \frac{1}{5} + \frac{2}{15} = - 2 + \frac{2}{15} = \frac{30}{15} + \frac{2}{15} = \frac{32}{15} [/tex]
