Least common denominator means the LCM (least common multiple) of the denominator of a set of fractions. However, here is only 1 number provided in the question, 72, and even then 72 is not a fraction. Therefore, there is no least common denominator for 72.
72
72
72
5/9+1/8=40/72+9/72 Common denominator is 72 since 8 and 9 can go into it evenly. 49/72 is simplest because 49 and 72 do not have a common factor other than 1.
Least common denominator means the LCM (least common multiple) of the denominator of a set of fractions. However, here is only 1 number provided in the question, 72, and even then 72 is not a fraction. Therefore, there is no least common denominator for 72.
It is 72.
72
360
It is: 72
72
The least common denominator is 2 * * * * * That is totally wrong. LCD(24, 36) = 72
72
360
It is: 1080
72
It is: 72