The LCD is 266.
Since the pair have no common prime factors, the LCD is the product of the two.
7 x 38 = 266
The least common denominator is 38*7 = 266.
Least common denominator of 7 and 5 is 35.
The Least Common Denominator of 5, 7, and 35 is 1.
7
1026, unless that's 3/8 and 2/7, then it's 56.
The common denominator is 28.
The least common denominator is 280.
The Least Common Denominator of 3/4 and 7/8 is 8.
The least common denominator (LCD) is 630.
The least common denominator (LCD) is 40.
The least common multiple of the numbers 7 and 38 is 266.
There is none. A least common denominator is to be found between or among fractions. 3 and 7 are not fractions.