The common denominator of any two or more whole numbers will always be 1.
72
72
For 17 and 18: 306 For 1/7 and 1/8: 56
The lowest common multiple, or lowest common denominator, of 18 and 28 is 252.
If that's 8 and 1/8 and 16 and 1/4, the LCD is 8.
72
72
It is: 1008
For 17 and 18: 306 For 1/7 and 1/8: 56
For 18 and 56: 504 For 1/8 and 5/6 : 24
A common denominator is 72.
The LCD of 1/3 and 1/8 is 24.
The lowest common multiple, or lowest common denominator, of 18 and 28 is 252.
If that's 8 and 1/8 and 16 and 1/4, the LCD is 8.
The common denominator is usually the Lowest (or Least) Common Multiple of the numbers involved. Where two numbers have no common factors then the LCM is simply the product of those numbers. As 19 is a prime number and has no factors in common with 18 then the common denominator is 18 x 19 = 342.
A common denominator 24.
The common denominator of 5/8 and 3/4 is 32.The lowest common denominator (LCD) is 8.The highest common denominator (HCD) is 32.