DUE WEDNESDAY, SEPTEMBER 30


1. What is the definition of Absolute Value?

2. |-18| =
3. |8| =
4. |-12| =
5. |23| =


6. Compare using <, >, and =

|-4| , -7 , |4|


|3| , |-3| , -3




7. Model 7 + (-3) using the integer chip model:



8. Model -3 + (-9) on a number line:



9. Choose the integers which make this sentence true:

-2 < ? < 7


-8, -6, -2, 0, 4, 6, 8


10. In the 7th grade football game, the Hornets gained 7 yards, but then lost 12 yards. What was the net gain or loss?

11. In Alaska, the temperature was -25° F during a snowstorm. The temperature was 14° F the following week . What was the difference in temperature?

12. Elevation is the distance from sea level. The peak of Mount Bonnell in Austin is 238 meters above sea level. Death Valley, CA, is 324 meters below the peak of Mount Bonnell. What is the elevation of Death Valley?

13. In the Monday Night football game, the Houston Texans started on the 10 yard line. They gained 2 yards, but then marked off for a -5 yard penalty. What yard line were they on after the penalty?