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Earn +20 ptsQ: What is the largest common factor of 30 and 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 20 and 30 and 45?
The Greatest Common Factor (GCF) is: 5
The greatest common factor of 15 and 45?
Since 15 is a factor of 45, and 15's largest factor cannot be larger than itself, the greatest common factor of 15 and 45 is 15.
What pairs of numbers has a greatest common factor of 15?
15 and 15000 have a greatest common factor of 15
What is the greatest common factor of 30 45 and 90?
The GCF of 30, 45, and 90 is 15. One way to approach this is to look at the difference between 30, 45, and 90. The difference between 30 and 45 is 15. The difference between 45 and 90 is 45. The greatest common factor cannot be larger than the smallest difference between the numbers and must be a factor of the difference. The smallest difference is 15. Since 30, 45, and 90 are divisible by 15, the greatest common factor is 15.
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