Study

Factors

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  • What are the factors of 20?
    1, 2, 4, 5, 10, 20
  • True or False: 2 is a factor of 29.
    False, because 29 is odd!
  • True or False: 5 is a factor of 30
    True, because 5 x 6 = 30
  • True or False: 19 is a prime number
    True, because 19 has only 2 factors 1 and 19
  • What are the factors of 12?
    1, 2, 3, 4, 6, 12
  • What are the factors of 11?
    1, 11
  • True or False: 11 is a prime number
    True, because 11 has only 2 factors 1 and 11
  • What are the factors of 15?
    1, 3, 5, 15
  • What are the factors of 30?
    1, 2, 3, 5, 6, 10, 15, 30
  • What are the factors of 50?
    1, 2, 5, 10, 25, 50
  • True or False: 2 is a prime number
    True, because 2 has only 2 factors 1 and 2
  • True or False: 2 is a factor of 100
    True, because 100 is an even number! 2 x 50 =100
  • True or False: 9 is a factor of 24
    False! 9, 18, 27 - it does not skip count evenly to 24
  • True of False: 2 is a factor of 75.
    False, because 75 is odd
  • What are the factors of 9?
    1, 3, 9
  • What are the factors of 32?
    1, 2, 4, 8, 16, 32
  • True or False: 21 is a prime number
    False! Because 21 has more than 2 factors 1, 3, 7, 21
  • What are the factors of 10?
    1, 2, 5, 10
  • What are the factors of 20?
    1, 2, 4, 5, 10, 20
  • True or False: 2 is a factor of 88
    True because 88 is even! 2 x 44 = 88
  • What are the factors of 18?
    1, 2, 3, 6, 9,18
  • True or False: 5 is a factor of 24
    False! 5 does not skip count evenly into 24
  • What are the factors of 19?
    1, 19
  • What are the factors of 24?
    1, 2, 3, 4, 6, 8, 12, 24
  • True or False: 11 is a factor of 66
    True, because 6 x 11 = 66