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GCF and LCM

  •  English    16     Public
    greatest common factor and least common multiple
  •   Study   Slideshow
  • What is the GCF of 12 and 15?
    3
  •  15
  • What is the GCF of 3 and 9?
    3
  •  15
  • What is the GCF of 25 and 17?
    1
  •  15
  • What is the GCF of 20 and 10?
    10
  •  15
  • What is the GCF of 9 and 12?
    3
  •  15
  • What is the LCM of 6 and 10?
    30
  •  15
  • What is the LCM of 9 and 18?
    18
  •  15
  • What is the LCM of 3 and 8?
    24
  •  15
  • What is the least common denominator or 1/2 and 1/3?
    x/6
  •  15
  • What number would I need to divide the numerator and denominators by to simplify the fraction 4/6? (The GCF)
    2
  •  15
  • What number would I need to divide the numerator and denominators by to simplify the fraction 2/10? (The GCF)
    5
  •  15
  • What number would I need to divide the numerator and denominators by to simplify the fraction 8/12? (The GCF)
    4
  •  15
  • How would you change these fractions in order to subtract them? 1/2-1/4?
    2/4-/14
  •  15
  • What is the GCF of 12 and 18?
    6
  •  15
  • What is the LCM of 4 and 6?
    12
  •  15
  • What is the LCM of 9 and 12?
    3
  •  15