LCM of 14 12 28 is 84
The LCD of 1/4 and 1/6 is 12
LCD(12, 14, 16) = 336.
6/12 + 8/12 = 6+8/12 = 14/12 = 7/6 = 11/6
11 over 14 is 11/14 in its lowest terms (11 and 14 have no common factor other than 1).
84
84
It is: 462
11/12 + 3/12 = 14/12 = 7/6 or 1 and 1/6
LCM of 14 12 28 is 84
LCD(11, 16) = 176
The LCD of 1/4 and 1/6 is 12
LCD(12, 14, 16) = 336.
You need at least two fractions to find an LCD.
30
126
20