Chapter 3 Review

Sherri lost 100 points answering a question wrong. Choose Yes or No to indicate whether the situation can be represented by a negative number.

• Yes

• No

The peak of a mountain is 2,000 feet above sea level. Choose Yes or No to indicate whether the situation can be represented by a negative number.

• Yes

• No

Yong paid $25 for a parking ticket. Choose Yes or No to indicate whether the situation can be represented by a negative number.

• Yes

• No

A puppy gained 3 pounds. Choose Yes or No to indicate whether the situation can be represented by a negative number.

• Yes

• No

order the temperatures from lowest to highest.

• -5°C, -3°C, 0°C, 20°C

• 20°C, 10°C, 0°C, -10°C

• 0°C, 10°C, 20°C, -10°C

• 10°C, 0°C, -10°C, 20°C

Part B: Explain how to use a vertical number line to determine the order of temperatures.

• By placing higher temperatures above lower ones on the line.

• By placing lower temperatures above higher ones on the line.

• By placing all temperatures at the same level on the line.

• By ignoring the vertical number line and using a horizontal one instead.

• 0.9 is greater

• Both are equal

Jeandre said (|3|) equals (|-3|). Is Jeandre correct?

• Yes, Jeandre is correct because both |3| and |-3| equal 3.

• No, Jeandre is incorrect because |3| equals 3 and |-3| equals -3.

Write the values in order from least to greatest. |4|, |2|, |-12|, |8|

• |2|, |4|, |8|, |-12|

• |-12|, |8|, |4|, |2|

• |8|, |4|, |2|, |-12|

• |4|, |2|, |-12|, |8|

select True or False for each statement. The x-coordinate of any point on the y-axis is 0.

• True

• False