91Ó°ÊÓ

Prep Exercise 6 When dividing two num bers that have the same sign, the result is ___. Prep Exercise 7 When dividing two numbers that have different signs, the result is ___. divide. $$\frac{-124}{-4}$$

A scientist working during the summer at the South Pole station notes that the temperature is about \(-21^{\circ} \mathrm{F} .\) During the winter, she can expect the temperature to be as much as \(57^{\circ} \mathrm{F}\) colder. What temperature might she expect during the winter?

The lowest level of the Willis Tower in Chicago is at an elevation of \(-43\) feet. The skydeck is at an elevation of 1353 feet. What is the distance between the lowest level and the skydeck?

For Exercises \(1-74,\) simplify. $$(-2) \cdot(5-8)^{2} \div 6+(4-2)$$

Complete the sentence. The absolute value of \(-10\) is _______________

When dividing two numbers that have the same sign, the result is ___. When dividing two numbers that have different signs, the result is ___. divide. $$ \frac{-91}{-7} $$

For Exercises \(1-74,\) simplify. $$(5-7)^{2} \div(-2)-(-3) \div 3$$

The Inuit people in the arctic regions of North America sometimes build igloos of snow blocks. During winter months, the temperatures can be as low as \(-58^{\circ} \mathrm{F}\). A small heater can raise the internal temperature of a snow-block igloo by \(108^{\circ} \mathrm{F}\). What would the temperature be inside the igloo? (PICTURE CANT COPY)

Complete the sentence. The absolute value of \(-16\) is _____________

Prep Exercise 6 When dividing two num bers that have the same sign, the result is ___. Prep Exercise 7 When dividing two numbers that have different signs, the result is ___. divide. $$-\frac{28}{4}$$