( \frac{16}{17} = \frac{16 \cdot 3}{17 \cdot 3} = \frac{48}{51} )( \frac{14}{23} = \frac{14 \cdot 5}{23 \cdot 5} = \frac{70}{115} )( \frac{9}{34} = \frac{9 \cdot 6}{34 \cdot 6} = \frac{54}{204} )( \frac{11}{x} = \frac{11 \cdot 7x}{x \cdot 7x} = \frac{77x}{7x^2} )( \frac{13b}{43} = \frac{13b \cdot 26}{43 \cdot 26} = \frac{338b}{1118} )( \frac{37}{104} = \frac{37 \cdot 4}{104 \cdot 4} = \frac{148}{416} )