Section 1.5 - Rational Number Operations

5 Questions | Total Attempts: 233

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Number Quizzes & Trivia

Complete the following questions


Questions and Answers
  • 1. 
    Calculate the expression: -3 2/3 + (-6 2/5)
    • A. 

      -10 1/15

    • B. 

      -9 14/15

    • C. 

      -2 11/15

    • D. 

      10 1/15

  • 2. 
    When you multiply two numbers, which of the following will result in a negative product?
    • A. 

      If both factors are negative

    • B. 

      If one factor is negative and the other is 0

    • C. 

      If both factors are positive

    • D. 

      If one factor is negative and the other is postive

  • 3. 
    The temperature outside is -10 F.  What is the temperature is degrees Celsius?  Use the formula C = 5/9(F - 32) to convert to degrees Celsius.
    • A. 

      -75.2 C

    • B. 

      -23 1/3 C

    • C. 

      -12 2/9 C

    • D. 

      12 2/9 C

  • 4. 
    Evaluate the expression (3/5 - 5/8) x (-2/3)
    • A. 

      -1/30

    • B. 

      -1/60

    • C. 

      1/60

    • D. 

      1/30

  • 5. 
    Evaluate the expression: -4.5(2.8)(3.6 - 1.9)
    • A. 

      -34.02

    • B. 

      -21.42

    • C. 

      21.42

    • D. 

      34.02