The numbers share a common factor, eg 6 = 2 x 3, 9 = 3 x 3 so the LCD is 2 x 3 x 3 ie 18, not 54.
Their least common denominator is their product. Their greatest common denominator is infinite.
The common denominator of any two or more whole numbers will always be 1.
The common denominator of any two or more whole numbers will always be 1.
The common denominator of any two or more whole numbers will always be 1.
The common denominator of any two or more whole numbers will always be 1.
Their least common denominator is their product. Their greatest common denominator is infinite.
The common denominator of any two or more whole numbers will always be 1.
The common denominator of any two or more whole numbers will always be 1.
The common denominator of any two or more whole numbers will always be 1.
The common denominator of any two or more whole numbers will always be 1.
The common denominator of any two or more whole numbers will always be 1.
The common denominator of any two or more whole numbers will always be 1.
The common denominator of any two or more whole numbers will always be 1.
The common denominator of any two or more whole numbers will always be 1.
The common denominator of any two or more whole numbers will always be 1.
The common denominator of any two or more whole numbers will always be 1.
The common denominator of any two or more whole numbers will always be 1.