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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 170 are 1, 2, 5, 10, 17, 34, 85, and 170.
The factors of 225 are 1, 3, 5, 9, 15, 25, 45, 75, and 225.
The common factors are 1 and 5. Therefore, the greatest common factor is 5.
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What is the greatest common factor of 132 and 225?
The greatest common factor of 132 and 225 is 3.
What is the greatest common factor of 45 and 225?
The greatest common factor of 45 and 225 is 15.The GCF is: 45
What is the greatest common factor of 126 and 93 and 225?
The greatest common factor of 126, 93, and 225 is 3.
What is the greatest common factor of 75 150 and 225?
The greatest common factor of 75, 150, and 225 is 75
What is the greatest common factor of 150 225 450 and 600?
The greatest common factor of 150 225 450 and 600 is 75.
