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Least Common Multiple

Quiz by RICHARD

Grade 6
Math
Common Core

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9 questions
Show answers
  • Q1
    Choose the correct list of the first five multiples of 6
    6, 12, 18, 32, 36
    1, 6, 12, 18, 24
    6, 12, 18, 24, 30
    6, 14, 22, 28, 34
    30s
  • Q2
    What is the least common multiple (LCM) of 20 and 3?
    40
    20
    3
    60
    45s
  • Q3
    What is the least common multiple (LCM) of 6 and 8?
    6
    48
    8
    24
    45s
  • Q4
    Choose the correct list of the first five multiples of 10.
    10, 20, 30, 40, 50 1, 10, 20, 30, 4010, 20, 30, 40, 505, 10, 15, 20, 2510, 30, 40, 50, 60
    1, 10, 20, 30, 40
    5, 10, 15, 20, 25
    10, 30, 40, 50, 60
    45s
  • Q5
    Use a number tree to find the prime factorization of 32
    4x4x2
    2x2x2x2x2
    2x2x2x2x1
    2x2x2x4
    45s
  • Q6
    All of these are prime except
    3
    9
    2
    13
    45s
  • Q7
    What is the least common multiple (LCM) of 8 and 5?
    8
    40
    50
    5
    45s
  • Q8
    What is the least common denominator of 1/7 and 3/6?
    14
    42
    7
    21
    45s
  • Q9
    What is a multiple?
    a number that is multiplied by another number to find a product
    a product of a whole number and a counting number
    a number used in multiplying other numbers
    a number that is used to divide another number without a remainder
    45s

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