Oh, dude, the highest common factor (HCF) of 12 and 15 is 3. It's like the biggest number that can divide both 12 and 15 without leaving a remainder. So, if you were wondering, now you know. Cool, right?
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the HCF is 6
HCF is the highest common factor of two or more numbers. HCF of 9 and 15 is 3.
HCF is the highest common factor of two or more numbers. HCF of 12 and 54 is 6.
The GCF is 15.
It is: 15