Perform the Indicated Operations and Simplify $\left( \frac { - 1 } { 2 } \right) + \left( \frac { 1 } { - 9 } \right)$

Q168: Find the absolute value of the

Q169: Perform the indicated operation (write each

Q170: Multiply. <span class="ql-formula" data-value="( -

Q171: Perform the indicated operation. <span

Q172: Multiply. <span class="ql-formula" data-value="( -

Q174: Find the absolute value of the

Q175: Write the number in decimal form.

Q176: Compute the value of the expression.

Q177: Perform the indicated division and simplify

Q178: Compute the value of the expression.