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What is the greatest common factors of 6 and18?
It is: 6
What is the greatest common factor of40 and 60?
The GCF of 42 and 60 is 6 More detail: One way to determine the greatest common factor is to find all the factors of the numbers and compare them. The factors of 42 are 1, 2, 3, 6, 7, 14, 21, and 42. The factors of 60 are 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, and 60. The common factors are 1, 2, 3, and 6. Therefore, the greatest common factor is 6. The greatest common factor can also be calculated by identifying the common prime factors and multiplying them together. The prime factors of 42 are 2, 3, and 7. The prime factors of 60 are 2, 2, 3, and 5. The common prime factors are 2 and 3, so the greatest common factor is 2 x 3 = 6. The greatest common factor of 60 and 42 is 6
How do you find the greatest common factor using listing method of 18 and 20?
The factors of 18 are:1, 2, 3, 6, 9, 18The factors of 20 are:1, 2, 4, 5, 10, 20The Greatest Common Factor:GCF = 2
What are the greatest common factors for 54?
The common factors are 1, 2, 3, 6 The greatest common factor is six.
What is the relationship between common factors and greatest common factors?
Common factors are factors that are shared by a given set of numbers, usually positive integers. Greatest common factors (sometimes abbreviated to GCFs) are the factors in these given sets that have the greatest value out of all common factors. Example: Factors of 9: 1, 3, 9 Factors of 15: 1, 3, 5, 15 The common factors of 9 and 15: 1, 3 The GCF: 3
