Greatest Common Factor (GCF) of 7 and 45
We here at the Fraction Calculator often determine the Greatest Common Factor (GCF) for numbers such as 7 and 45, because we use the GCF to lower the denominators of our fractions.
The Greatest Common Factor of 7 and 45 is the greatest number (factor) that you can evenly divide both 7 and 45 by.
To find the Greatest Common Factor of 7 and 45, we first have to identify all the factors of each number. Then we see which factors they have in common, and finally we pick the largest number they have in common, which is the Greatest Common Factor (GCF) of 7 and 45.
The factors of 7 are 1 and 7. The factors of 45 are 1, 3, 5, 9, 15, and 45. The highest factor they have in common is 1. Therefore, the Greatest Common Factor (GCF) of 7 and 45 is as follows:
GCF(7,45) = 1
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Greatest Common Factor (GCF) of 7 and 46
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