5
The common denominator of 15 and 9 is 45.
What is the lowest common denominator of 15 over 57?
If you mean 1/15 then 15 is the denominator and 1 is the numerator
12 and 15 go into the denominator 60. 1 and 3 go into 12 and 15.
15
It will be 15
The common denominator of 4/8 and 11/15 is 90.
A common denominator of 6 and 15 is 90.
15
A common denominator, though not the least, is 150.
The least common denominator is 120.
the least common denominator would be 15. 1/5 would be 3/15 and 2/15 would stay the same..2/15. you take the denominator and multiply it by what to get 15........????........ answer: 3. so you also would multiply the numinator by 3 then take the second one. you multiply the denominator by 1 to get 15 so you do the same with thge numerator. the common denominator is 15 but to get them to fractions with the same denominators you would do that.