LCD(9, 6) = 18
18
The LCDis36.
63
20
12 is.
20 is.
The LCDis36.
20
63
20 is.
12 is.
The least common denominator for 4 5 and 11 is 1.
A common denominator, though not the least, is 40.
56
80
12
The least common denominator is 340.
The LCD of 3/4 and 4/5 is 20.