91Ó°ÊÓ

Evaluate each expression for \(x=3, y=-0.2,\) and \(z=5.7 .\) See Example \(12 .\) $$y z$$

Perform the indicated operation. $$ 40.3-700 $$

Divide. \(\frac{13.1}{10}\)

Perform the indicated operation. $$ \frac{x}{3}+\frac{2 x}{7} $$

Perform the indicated operation. Subtract 61.9 from 923.5

Insert \(<,>,\) or \(=\) to form a true statement. $$ \frac{51}{91} \quad 0.56 \overline{4} $$

Insert \(<,>,\) or \(=\) between each pair of numbers to form a true statement. $$ \begin{array}{ll} 0.15 & 0.16 \end{array} $$

Evaluate each expression for \(x=3, y=-0.2,\) and \(z=5.7 .\) See Example \(12 .\) $$x z-y$$

Evaluate each expression for \(x=3, y=-0.2,\) and \(z=5.7 .\) See Example \(12 .\) $$-5 y+z$$

Perform the indicated operation. $$ 50-14 \frac{9}{13} $$