Lesson 23 Quiz - Understand Positive and Negative Numbers

Decide whether each situation is best represented by a positive or negative number.
Choose Positive or Negative for each statement.

Groups:

(a) Positive

,

(b) Negative

• a debt of $35
• a temperature rising 4 degrees
• an elevation 20 ft below sea level
• the cost of an item decreasing by $6.90

• Yes. Terry is correct. His current elevation is -30ft.

• No. Terry is incorrect. His current elevation is 30ft.

• point a
• point b
• point c
• point d

Sondra says that all the points on the number line represent negative numbers. Which point must be removed for Sondra’s statement to be true?

• W

• X

• Y

• Z