1. Negative Numbers and the Number Line

2. Unit 2 – Applying Absolute Value

3. Applying Absolute Value Example
The table shows the temperature of four cities on a particular day in December.
Which city had the highest temperature? ________
Which city had the lowest temperature? _________
How many degrees Celsius below zero were recorded for City A? ___________
What is the difference in temperature between City C and City B? ___________
City A B C D
Temperature
-6°C
-10°C
-20°C
-2°C
City D
City C
6 degrees
10 degrees

4. Applying Absolute Value Independent Practice
The table shows the temperature of four cities on a particular day in November.
Which city had the highest temperature? __________
Which city had a temperature of 3°C below zero? ___________
Which city had a temperature greater than New York’s? _________
What was the difference in temperature between Chicago and Houston? ____________
City
Minnesota
Chicago
Houston
New York
Temperature
-3°C
-8°C
12°C
3°C -8 -7 -6 -5 -4 -3 -2 -1 1 2 3 4 5 6 7 8 9 10 11 12
Houston
Minnesota
Houston
20 degrees

5. Applying Absolute Value
Alice is standing on a hill, which is 315 feet above sea level. Justin is standing on the ground which is 78 feet above sea level. A whale is swimming in the sea at 10 feet below sea level. A turtle is found 1,340 feet below sea level.
Use positive and negative numbers to represent the locations with respect to sea level of Alice, Justin, the whale and the turtle. ___________________
Who is the closest to sea level? ________
Who is less than 500 feet below sea level? _____________
How far is Justin from the whale? ______
Alice: 315 ft, Justin: 78 ft
Whale: -10 ft Turtle: -1,340 ft
The whale
The whale
88 feet

6. Applying Absolute Value
The elevation of three oceans is shown in the table.
Which ocean is closest to sea level? _________
Which oceans are deeper than 2,000 meters below sea level? _____________________
What is the difference in depth between the Pacific Ocean and the Artic Ocean? ________
Ocean
Elevation (Below Sea Level)
Pacific Ocean
-4,028 meters
Indian Ocean
-3,890 meters
Arctic Ocean
-1,038 meters
Artic Ocean
Pacific Ocean & Indian Ocean
2,990 feet