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Is it true that the gcf of an odd and an even number is always an odd number?
Yes. The odd number does not have 2 as a factor (or else the number would be even). So the gcf does not have 2 as a factor. So the gcf must be odd.
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 an odd number and an even number is always even?
It CAN'T be even, since the number 2 is not a factor of the odd number. "Even" means that a number is a multiple of 2.
Why is the gcf of two odd number always odd?
Because odd numbers don't have any even factors so they can't have any in common.
What is the GCF of 2 and any even number?
The GCF of 2 and any even number is 2.
What is the the LCM of 2 and any odd number?
The LCM of 2 and any odd number is their product.
Is the gcf of 2 odd numbers alway an even number?
That can never be an even number.
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 two numbers always odd?
No. The gcf of 98 and 100 is 2 .
What is the GCF of 2 and any positive even number?
The GCF is 2.
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 odd even odd or even?
The number 137 is odd. Any number that is not evenly divisible by 2 is odd.
