Mathematics

7th

grade

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Adding Rational Numbers

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15 questions

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  • 1. Multiple Choice
    15 minutes
    1 pt

    Solve the expression:

    -2/3 + -0.25 = _____

    -2/12

    -11/12

    -3/7

    1/7

  • 2. Multiple Choice
    15 minutes
    1 pt

    At noon the temperature was 52/5 degrees. By 7 pm the temperature had dropped 7.3 degrees. By midnight, the temperature had gone down another 1.2 degrees. What is the temperature at midnight?

    -3.1 or -31/10 degrees

    -13.9 or -139/10 degrees

    -3.3 or -33/10 degrees

    0.7 or 7/10 degrees

  • 3. Multiple Choice
    15 minutes
    1 pt

    Solve the expression:

    -21/3 + 4.6̅ = _____

    2 ⅓ or 2.3̅

    7

    2

    2 8/30 or 2 4/15

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