Unit Two - Integer Operations

51 Questions | Total Attempts: 282

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Unit Two - Integer Operations


Questions and Answers
  • 1. 
    In your own words, explain the rule for adding numbers that have the same sign....example -4 + (-4)
  • 2. 
    In your own words, explain the rule for adding numbers that have different signs.... example:  4 + (-2)
  • 3. 
    In your own words, explain the rule for subtracting integers:  Example:  5 - (-9)
  • 4. 
    In your own words, explain the rules for multiplying and dividing integers:
  • 5. 
    Which integer addition problem does this model?
    • A. 

      -5 + (-2) = -7

    • B. 

      5 + 2 = 7

    • C. 

      -2 + (-7) = 5

    • D. 

      -2 + (-7) = -5

  • 6. 
    The temperature in Fishersville on December 12 was 14 degrees.  The temperature at the top of Afton Mountain was -2 degrees.  What's the difference between these two temperatures?
    • A. 

      12 degrees

    • B. 

      2 degrees

    • C. 

      16 degrees

    • D. 

      -16 degrees

  • 7. 
    The temperature at 3:00 PM was 15 degrees. At midnight the temperature was -2 degrees. What's the difference between those two temperatures?
    • A. 

      17 degrees

    • B. 

      13 degrees

    • C. 

      -13 degrees

    • D. 

      -17 degrees

  • 8. 
    The town of Apple Valley, California is at an elevation of 2,900 feet above sea level. Death Valley, California has an elevation of 282 feet below sea level. What is the difference in elevation of these two towns?
    • A. 

      2,616 feet

    • B. 

      3,182 feet

    • C. 

      -2,616 feet

    • D. 

      -3,182 feet

  • 9. 
    • A. 

      Point E

    • B. 

      Point F

    • C. 

      Point G

    • D. 

      Point H

  • 10. 
    Solve:-3 - (-4)
    • A. 

      -7

    • B. 

      1

    • C. 

      0

    • D. 

      -7

  • 11. 
     The temperature outside in the morning is 8º F. Throughout the course of the day, the temperaturedrops 12º F. What is the new temperature?
    • A. 

      20 degrees

    • B. 

      -4 degrees

    • C. 

      12 degrees

    • D. 

      4 degrees

  • 12. 
    4/5 converted to a decimal is:
    • A. 

      0.08

    • B. 

      0.8

    • C. 

      _ 0.8

    • D. 

      80

  • 13. 
    Any number to the 0 power is always 0.
    • A. 

      True

    • B. 

      False

  • 14. 
    Solve:5 + (-2)
    • A. 

      7

    • B. 

      3

    • C. 

      -3

    • D. 

      -7

  • 15. 
    Solve:-7 + (-9) =
    • A. 

      16

    • B. 

      -2

    • C. 

      2

    • D. 

      -16

  • 16. 
    Which one has a different answer from the rest?
    • A. 

      4 + (-5)

    • B. 

      -7 + 6

    • C. 

      5 + (-4)

    • D. 

      6 + (-7)

  • 17. 
    The product of a positive integer and its opposite is always 
    • A. 

      Positive

    • B. 

      Negative

    • C. 

      Zero

    • D. 

      Cannot tell (depends)

  • 18. 
     The absolute value of any integer is always positive.
    • A. 

      True

    • B. 

      False

  • 19. 
    The sum of two negative integers is always
    • A. 

      Positive

    • B. 

      Negative

    • C. 

      Zero

    • D. 

      Cannot tell (depends)

  • 20. 
    The temperature in Alaska is -10 degrees.  The temperature in Florida is 90 degrees. What is the difference in the temperatures?
    • A. 

      80 degrees

    • B. 

      100 degrees

    • C. 

      110 degrees

    • D. 

      No difference

  • 21. 
    The sum of two negative integers is always
    • A. 

      Positive

    • B. 

      Negative

    • C. 

      Zero

    • D. 

      Cannot tell (depends)

  • 22. 
    3 + (-2)
    • A. 

      5

    • B. 

      -1

    • C. 

      1

  • 23. 
    (-4) - 9
    • A. 

      -13

    • B. 

      -5

    • C. 

      5

  • 24. 
    -3(-9)
    • A. 

      27

    • B. 

      -27

    • C. 

      12

  • 25. 
    -9/3
    • A. 

      -3

    • B. 

      3

    • C. 

      -6

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