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Is the gcf of all odd numbers always odd and is the gcf of all even numbers always even?
Yes and yes.
Is the GCF of any odd number always odd?
The gcf of a single number is the number itself. But you will usually want to take the gcf of more than one number, not of a single number.
Why is the gcf of an odd number and an even number always odd?
Because odd numbers don't have any even factors so they can't have any in common.
Is a GCF for two odd numbers always odd?
no, the GCF for 4 and 2 would be 2, which is even
Is the gcf of any 2 even numbers always even?
If x is an odd number that is a common factor of 2 even numbers, so is 2x. So the answer is yes.
Is the GCF of any two even numbers is always even?
The GCF of any two odd numbers is always odd. The GCF of any two even numbers is always even. The GCF of an odd and an even number is always odd.
Why is the GCF of any odd numbers always odd?
The GCF of any set of odd numbers is odd because odd numbers don't have any even factors.
Is the GCF of any set of odd numbers always odd?
Any set of odd numbers, yes.
Is the GCF of any two numbers always odd and why?
The GCF of any two odd numbers is always odd because odd numbers don't have any even factors. The GCF of any two even numbers is always even because even numbers are divisible by two and any common factors would have at least one two in common. The GCF of an even and an odd number is odd because odd numbers don't have any even factors.
Will the gfc of any two odd numbers always be odd?
The GCF will, yes.
Are there any 2 even numbers that the GCF is an odd number?
No not always as for example the GCF of 7 and 21 is 7
Is the gcf of a odd number and an even number always even?
The GCF of an odd and even number is never even.
Is the gcf of all odd numbers always odd and is the gcf of all even numbers always even?
Yes and yes.
Is the gcf of 2 odd numbers always odd?
Yes.
Is the greatest common factor of any two odd numbers?
The GCF of any two odd numbers is also odd.
Is the GCF of any odd number always odd?
The gcf of a single number is the number itself. But you will usually want to take the gcf of more than one number, not of a single number.
Why is the gcf of an odd number and an even number always odd?
Because odd numbers don't have any even factors so they can't have any in common.
