30
The LCD is 60. (60/4 = 15, 60/5 = 12, 60/6 = 10)
30
Well, isn't that a happy little question! The least common denominator of 15 and 16 is 240. We can find this by multiplying the two numbers together, as 15 multiplied by 16 equals 240. Remember, there are no mistakes in math, just happy little accidents!
LCD(15, 26) = 390
LCD(9, 15) = 45
The LCD of 6 is 1
LCD(6, 8) = 24
LCD(6, 27) = 54
the LCD is 6
lcd(9, 6) = 18.
LCD(20, 6) = 60
LCD(15, 7, 8) = 840.