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A factor is a divisor - a number that will evenly divide into another number. The greatest common factor of two or more numbers is the largest factor that both numbers have in common.
One way to determine the common factors and greatest common factor is to find all the factors of the numbers and compare them.
The factors of 78 are 1, 2, 3, 6, 13, 26, 39, and 78.
The factors of 90 are 1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, and 90.
The common factors are 1, 2, 3, and 6. Therefore, the greatest common factor is 6.
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What is the greatest common factor of 78 42 90 and 66?
The GCF is 6.
What are the greatest common factor of 54 and 90?
The greatest common factor of 54 , 90 = 18
What is the greatest common factor of 1925 and 90?
The greatest common factor of 1925 , 90 = 5
What is the greatest common factor of 24 90?
The greatest common factor of 24 , 90 = 6
What is the greatest common factor of 39 and 90?
The greatest common factor of 90 and 39 is 3
What is the greatest common factor of 90 78 and 96?
It is: 6
What is the greatest common factor of 24 90 and 78?
The GCF is 6.
What is the greatest common factor of 24 90 78?
The GCF is: 6
What is the greatest common factor of 78 48 and 90?
The GCF is 6.
What is the greatest common factor of 78 42 90 and 66?
The GCF is 6.
What is the greatest common factor of 90 and 77?
The greatest common factor of 90 , 77 = 1
What is the greatest common factor of 90 and 112?
The greatest common factor of 90 , 112 = 2
What are the greatest common factor of 54 and 90?
The greatest common factor of 54 , 90 = 18
What is the greatest common factor of 1925 and 90?
The greatest common factor of 1925 , 90 = 5
What is the greatest common factor of 24 90?
The greatest common factor of 24 , 90 = 6
What is the greatest common factor of 90 and 243?
The greatest common factor of 90 and 243 is 9.
What is the greatest common factor of 90 and 130?
The greatest common factor of 90 and 130 is 10.
