91Ó°ÊÓ

Perform the indicated operations. $$32 \div 4$$

Without pencil and paper or a calculator. Is \(-20\) closer to \(-40\) or \(10 ?\)

Perform the indicated operations. $$(8 \cdot 5) \div 4$$

The Bright Angel trail at Grand Canyon National Park ends at Indian Garden, \(3,060\) feet below the trailhead. Write this as a negative number with respect to the trailhead.

Perform the indicated operations. $$80 \div 10 \div 2$$

Give the opposite of each number. $$3$$

Give the opposite of each number. $$\frac{2}{5}$$

Find the wind chill temperature if the thermometer reads \(10^{\circ} \mathrm{F}\) and the wind is blowing at 25 miles per hour.

Simplify each of the following. $$2^{3}$$

Simplify each of the following expressions. $$\frac{6-(3-4)-3}{1-2-3}$$