6. Denominator=down.
30
The LCD of 11/6 and 2/4 is 12.
(4/9)/6 invert the denominator 4/9*1/6= 4/54=0.074074
12
6. Denominator=down.
30
The LCD of 5/4 and 5/6 is 12.
The LCD of 5/6 and 1/4 is 12.
The LCD of 11/6 and 2/4 is 12.
Do you mean fractions? 3/4 is bigger than 4/6 because the denominator is smaller.
(4/9)/6 invert the denominator 4/9*1/6= 4/54=0.074074
LCD(6, 4) = 12.
12
6/8
LCD(9, 6) = 18
The number below the line, 6 in this case.