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Factors and Multiples

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  • Find two multiples of 8 between 60 and 75
    64 and 72
  • What are the factors of 25?
    1,5,25
  • Which of these numbers are prime? 16,11,15,27,23,2
    11,23,2
  • What are factors of 17?
    1,17
  • What are the factors of 54?
    1,2,3,6,9,18,27,54
  • Which number is a factor of 27? 2, 4, 6, 9
    9
  • What is a composite number? Give an example
    A composite number has more than 2 factors. Ex: 4, 6, 10, 12, 30
  • Which of these numbers is a factor of 30? 5,12, 8, 2, 60, 6
    5,2,6
  • Which of these is a multiple of 4? 2,15, 17, 21, 48, 52
    48
  • Give me an example of 2 prime numbers
    2, 5, 7, 9, 11, 13, 17, 19, 23
  • What are the factors of 16?
    1, 2, 4, 8, 16
  • What are the factors of 49?
    1,7,49
  • What are the factors of 22?
    1, 2, 11, 22
  • What is a prime number? Give me an example
    A prime number has EXACTLY 2 factors. 1 and itself. Ex: 2, 5, 7, 9, 11, 13, 23,
  • What are the next 4 multiples of 6?
    12,18,24,32
  • What are the factors of 12?
    1,2,3,4,6,12