[tex]( \frac{1}{2} - \frac{1}{8}) \times 16 = \\ \\ \frac{1}{2} - \frac{1}{8} = \frac{1 \times 4}{2 \times 4} - \frac{1}{8} = \frac{4}{8} - \frac{1}{8} = \frac{4 - 1}{8} = \frac{3}{8} \\ \\ \frac{3}{8} \times 16 = \frac{3 \times 16}{8 \times 1} = \frac{48}{8} ^{(8} = \frac{6}{1} = 6 [/tex]