Arial11
Arial11 Arial11
  • 19-10-2016
  • Mathematics
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What is the GCF of 84 and 189

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Purplesun
Purplesun Purplesun
  • 19-10-2016
To get the Greates Common Factor (GCF) of 84 and 189 we need to factor each value first and then we choose all the copies of factors and multiply them: 

84:   223  7189:     3337GCF:     3  7

The Greates Common Factor (GCF) is:   3 x 7 = 21

Your answer is 21.


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