At least two fractions are needed to determine a least common denominator.
A common denominator, though not the least, is 168.
The least common denominator of 6,7, and 8 is the least common multiple of those numbers. This is 168.
168
It is 168
168.
168
168
A common denominator, though not the least one, is 14*12 = 168.
168 as it is the least common multiple of 6,7 and 8.
The least common denominator of 6, 8 and 14 is 168.
The Greatest Common Denominator is 2
168