Mathematics

7th -

10thgrade

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Lowest Common Multiple

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10 questions

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  • 1. Multiple Choice
    1 minute
    1 pt
    What is the least common multiple (LCM) of 3 and 20?
    60
    40
    20
    3
  • 2. Multiple Choice
    15 minutes
    1 pt

    Which list of numbers contains only common multiples of 2 and 7?

    14, 28, 35, 42

    14, 28, 42, 70

    7, 14, 28, 42

    2, 4, 6, 8

  • 3. Multiple Choice
    30 seconds
    1 pt

    Find the lowest common multiple (LCM) of 6 and 12.

    3

    4

    6

    12

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