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Using a factor tree what is the greatest common factor of 32 and 45?
8
Using a factor tree what is the GCF of 25?
You must start with two numbers in order to find the greatest common factor of a set of numbers. The number 25 alone has no greatest common factor as their is no other number in order to have a factor in common with anything.
What is the greatest common factor of 144 and 198 using factor tree?
14472,236,2,218,2,2,29,2,2,2,23,3,2,2,2,219899,233,3,211,3,3,22 x 3 x 3 = 18, the GCF
How can you find a greatest common multiple by using a factor tree?
Trees aren't necessary. The greatest common multiple of any set of numbers is always infinite.
How do you use a factor tree to find the greatest common factor using the numbers 29 and 87?
29 is already prime. No tree. 87 3,29 Since there are no common prime factors, the GCF is 1.
What is the greatest common factor of 72 and 120 using a factor tree?
7236,218,2,29,2,2,23,3,2,2,212060,230,2,215,2,2,25,3,2,2,22 x 2 x 2 x 3 = 24, the GCF
What is the greatest common factor of 81 and 51 using the factor tree method?
51 3,17 81 9,9 3,3,9 3,3,3,3 The GCF is 3.
What is the greatest common factor of 48 using the factor tree?
The factors of 48 are 1,2,3,4,6,8,12,16,24 and 48. You need another set of factors to compare them with to find a GCF.
What is the greatest common factor of a factor tree?
You need at least two factor trees to find a GCF.
What is the greatest common factor tree for 50?
50 25,2 5,5,2
How do you draw the factor tree for the greatest common factor of 1350?
2,675 2,5,125 2,5,5,25 2,5,5,5,5
What is the greatest common factor of 64 and 114 using a factor tree?
114 2,57 2,3,19 There aren't any threes or nineteens in 64, so the GCF is 2.
