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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.
no. try 6 and 15. their GCF = 3 (odd)
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.
Since the greater number 57 is an odd number, then the other number must be 38 which is an even number, smaller than 57.
"IT IS ALWAYS A ODD"