Mathematics

University

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Cálculo Mental

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10 questions

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  • 1. Multiple Choice
    10 seconds
    1 pt
    Image

    ( + 1.2) + ( + 2.5)

    + 3.7

    - 3.7

    -1.3

    +1.3

  • 2. Multiple Choice
    10 seconds
    1 pt
    Image

    (- 3.4) + ( - 3.4) =

    - 0.1

    + 6.8

    0

    - 6.8

  • 3. Multiple Choice
    10 seconds
    1 pt
    Image

    ( + 6.5 ) + ( - 2.4) =

    - 8.9

    + 4.1

    - 4.1

    + 8.9

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