dmccorey
dmccorey
03-11-2017
Mathematics
contestada
what is the greatest common factor of 27 and 36
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nata1234
nata1234
03-11-2017
9 because the gcf of 36 is 1,2,3,4,6,9,12,18,36
and then the gcf of 27 is 1,3,9,27
the gcf for both is 9
Answer Link
erainabrown
erainabrown
03-11-2017
Find the prime factors of each number
27= 3 x 3 x 3
36= 2 x 2 x 3 x 3
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Now identify the common factors and determine GCF
27= [3 x 3] x 3
36= 2 x 2 x [3 x 3]
--------------------
Therefore
GCF= 3 x 3 = 9
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