There is none because the Least Common Denominator (or LCD) is the Least Common Multiple (LCM) of the denominators of two or more fractions. Even if you converted your numbers (x) to their fraction equivalents (x/1), the LCD would always be 1.
A common denominator, though not the least one, is 14*49 = 686.
98
what is the common denominator of 49 and 9
At least one other fraction is needed to determine a common denominator.
LCD(49, 72) = 3528
The Least Common Multiple (LCM) for 4 14 49 is 196.
The Least Common Multiple (LCM) for 7 14 49 is 98.
As there are no common factors (other than 1), lcm(49, 32) = 49 × 32 = 1568.
The LCM of 14 and 49 is 9898
Least Common Multiple (LCM) for 14 49 is 98.
The LCD for 49 and 343 is 49. You divide these two number by 49 you get 1 and 7.
The least common denominator in whole numbers is 3/7 or a ratio of 1:2.3333333