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The tree finds the prime factorization. The prime factorization finds the GCF.
Example: 30 and 42.
30
15,2
5,3,2
42
21,2
7,3,2
2 x 3 x 5 = 30
2 x 3 x 7 = 42
Select the common factors.
2 x 3 = 6, the GCF
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∙ 10y ago
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What is the GCF of 40 and 35?
All I did was make a factor tree. The GCF (Greatest Common Factor) is 5. :)
What is the GCF of 12 and 42 in a factor tree?
12 6,2 3,2,2 42 21,2 7,3,2 2 x 3 = 6, the GCF
How do you find the GCF of 36 and 132?
You Do a Factor Tree which is very simple. But the answer is 12
Using a factor tree what is the GCF of 36 and 54?
36 18,2 9,2,2 3,3,2,2 54 27,2 9,3,2 3,3,3,2 2 x 3 x 3 = 18, the GCF
What is the gcf of 54 and 45 in a tree?
4515,35,3,35427,29,3,23,3,3,23 x 3 x 5 = 452 x 3 x 3 x 3 = 543 x 3 = 9, the GCF
What is the GCF of 40 and 35?
All I did was make a factor tree. The GCF (Greatest Common Factor) is 5. :)
What is the gcf of 20 and 45 in factor tree?
2010,25,2,24515,35,3,3The GCF is 5.
What is the factor tree and GCF of 114 and 64?
6432,216,2,28,2,2,24,2,2,2,22,2,2,2,2,211457,219,3,2The GCF is 2.
Using a factor tree what is the GCF of 27 and 45?
279,33,3,34515,35,3,33 x 3 = 9, the GCF
How do you do a factor tree - find the gcf of 14 and 28?
142,7282,142,2,72 x 7 = 14, the GCF
What is the GCF factor tree of 21?
21 3,7
What is the GCF of 9 and 18 using a factor tree?
9 3,3 18 6,3 2,3,3 The GCF is 9.
What is the GCF of 24 and 28 using a factor tree?
4
Method in finding the GCF?
listing method , factor tree
What is the correct factor tree that finds the GCF of55 and 44?
44 22,2 11,2,2 55 11,5 The GCF is 11.
What is the GCF of 42 using a factor tree?
42 21,2 7,3,2 You need at least two numbers to find a GCF.
What is the GCF of 20 21 and 25 using the factor tree?
1
