Practice: Negative Numbers

Part A: Plot Integers on Number Lines

Directions: Plot and label each integer on the number line with a dot.

1. Plot these integers: -3, 2, -1, 4

-5 -4 -3 -2 -1 0 1 2 3 4 5

2. Plot these integers: -4, -2, 0, 3, 5

-5 -4 -3 -2 -1 0 1 2 3 4 5

Part B: Find the Absolute Value

Directions: Find the absolute value of each number. Remember: absolute value is the distance from zero!

3. |-8| =

4. |12| =

5. |-15| =

6. |0| =

7. |-1| =

8. |25| =

Part C: Compare Integers

Directions: Write < (less than), > (greater than), or = (equal to) in each blank.

9. -5 -2

10. -7 3

11. 0 -4

12. -10 -10

13. |-6| |4|

14. |-3| |3|

Part D: Order Integers

Directions: Write the integers in order from least to greatest.

15. Order from least to greatest: 4, -6, 0, -3, 2

Answer:

16. Order from least to greatest: -8, 5, -1, -5, 3

Answer:

17. Order from greatest to least: -2, 7, -9, 0, -4

Answer:

Part E: Real-World Problems

Directions: Read each problem. Use integers to represent the situation.

18. The temperature was -5 degrees in the morning. By noon, it was 8 degrees. Which temperature is warmer? Explain using the number line.

Answer: is warmer because _________________

19. A submarine is at -200 feet (below sea level). A diver is at -50 feet. Who is closer to the surface? Explain.

Answer: _________________ is closer to the surface because _________________

20. Sarah owes her brother $15, which can be written as -$15. Jake has $10 in his piggy bank. Who has more money? By how much?

Answer: _________________ has more money by $_________________

21. These cities had the following temperatures one winter day: Chicago: -12 degrees, Denver: -4 degrees, Miami: 68 degrees, Minneapolis: -18 degrees. Order the cities from coldest to warmest.

Answer:

Challenge: Think About It!

22. True or False: The absolute value of a negative number is always greater than the absolute value of a positive number. Explain your answer.

23. A number and its opposite are 16 units apart on the number line. What are the two numbers?

Answer: and