Greatest common factor
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GREATEST COMMON FACTOR. PRESENTED BY :. OSCAR EDUARDO MEJIA KRISTHIAN HERNANDEZ ESCUELA PANAMERICANA FEBRUARY/15/2011. VOCABULARY. Greatest Common Factor (GFC): Is the greatest of the common factors of two or more numbers .

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GREATEST COMMON FACTOR

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Greatest common factor

GREATEST COMMON FACTOR


Presented by

PRESENTED BY :

  • OSCAR EDUARDO MEJIA

  • KRISTHIAN HERNANDEZ

    ESCUELA PANAMERICANA

    FEBRUARY/15/2011


Vocabulary

VOCABULARY

  • GreatestCommon Factor (GFC): Isthegreatest of thecommonfactors of twoor more numbers.

  • VennDiagram: It uses circlesto show howelementsamong set of numbersorobjects are related. Theregionwherecirclesoverlaprepresentsitemsthat are commontotwoor more sets.


Excercises

EXCERCISES

  • 12 and 78

  • 40 and 50

  • 24 and 48


Word problem

WORD PROBLEM

  • Charles and Tiffanybothfoundthe GCF of 12, 18 and 27. Whoiscorrect? Explain

  • Charles:

  • 12= 2*2*3

  • 18= 2*3*3

  • 27= 3*3*3

  • Therefore, the GCF: 2*3*3=18


Word problem1

WORD PROBLEM

  • Tiffany:

  • 12= 2*2*3

  • 18= 2*3*3

  • 27= 3*3*3

  • Therefore, the GCF: 3


Word problem2

WORD PROBLEM

  • Thecorrect GCF is3 becauseisthecommonnumberamongthe 3 sets of numbersgiven(12, 18 and 27).

  • Ontheotherhand, the GCF givenby Charles isincorrectbecausethe 2*3*3=18 isnot a common factor for 12 and 27.


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