945 is the lowest common denominator.
3 is the greatest common factor.
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The lowest common denominator of any set of whole numbers is 1
7
The common denominator of any two or more whole numbers will always be 1.
1/7 + 3/8 = 8/56 + 21/56 is the lowest common denominator.
The common denominator of any two or more whole numbers will always be 1.