1. Chapter 2 Negative Numbers Review

2. Write the Opposite of Each Number
-47 3

3. Write a positive or negative number to represent each situation
A deposit of $55
181°F below zero
The plane’s altitude was 29,320 feet
The elevation of a sunken ship that is 11 meters beneath the ocean’s surface
A gain of 35 yards

4. Compare <, >, or =
|-22|

5. Order from least to greatest
112, -134, 23, 0, -250, 320

6. Write an inequality for the statements
-112°C is warmer than -143°C
The lowest recorded temperature yesterday was -4°C, which is colder than today’s lowest recorded temperature of 4°C

7. Write the absolute value of each number
|32|
|-98|
|0|

8. The Afar Depression is a land formation in Africa
The Afar Depression is a land formation in Africa. At one location in the Afar Depression, the elevation is -75 meters. At another location, the elevation is -125 meters. Write an inequality to compare the elevations. Which elevation is farther from sea level?

9. Ms. Vargas owes her sister Angie $240 and her friend Megan $166. Ms
Ms. Vargas owes her sister Angie $240 and her friend Megan $166. Ms. Vargas’ other sister Aubrie owes Ms. Vargas $275, and her friend Jenna owes Ms. Vargas $150.
Ms. Vargas writes the number -240 to represent the amount she owes her sister Angie. What numbers should Ms. Vargas use to represent the other amounts given above?
Who owes the most money?
How much does Ms. Vargas owe in total?
Which is greater, the amount of money Ms. Vargas owes, or the amount of money that people owe her?

10. Simplify
-3 + 4
-4 – 5
8 – (-2)
6 + (-12)
-4 – ( -5)
- 10 – (-17)

11. Simplify -4 x (-9) -8 x 3 12 x (– 4) 14 ÷ (-2) -50 ÷ (-25)
-2 x (-2) x (-2) x (-1) x (-3)

12. Review: Find the GCF and LCM of 36 and 48