154
LCD(22, 33) = 66.
LCD(22, 55) = 110
LCD(5, 14) = 70
LCD is y E
14
The least common denominator is 14. Whenever there are two values, and one is a multiple of the other, the multiple (larger number) is the LCD.
As 14 and 5 have no common factor other than 1, lcd of 14 and 5 is 14 × 5 = 70.
14
The LCD of 13, 14 and 15 is 2730 The LCD of 1/3, 1/4 and 1/5 is 60
LCD(21, 13, 14, 15) = 2730
LCD(22, 11) = 22
264