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The GCF of 45 and 90 is 45
Definition: 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 the numbers have in common.
Method:
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 45 are 1, 3, 5, 9, 15, and 45.
The factors of 90 are 1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, and 90.
The common factors are 1, 3, 5, 9, 15, and 45. Therefore, the greatest common factor is 45.
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What is the greatest common factor of 90 30 45?
The greatest common factor of 90 , 30 , 45 = 15
What is the greatest common factor of 90 and 135?
45 is the greatest common factor of 90 and 135.The GCF is 45.
What is the greatest common factor of 15 45 and 90?
The greatest common factor of 15,45, and 90 is 15.
What is the greatest common factor of 25 90 45 100?
The GCF is 5.
What is the greatest common factor of 45 90 and 120?
Oh, what a happy little math question we have here! To find the greatest common factor of 45, 90, and 120, we first list the factors of each number. The greatest common factor is the largest number that divides evenly into all three numbers. So, the greatest common factor of 45, 90, and 120 is 15. Just like painting, math is all about finding harmony and balance!
