15
LCD(30, 45) = 90
30=2x3x5 45=3x3x5 2x3x3x5=90 The lowest common multiple.
135 is the lowest common denominator of numbers 27 and 45.
The greatest common denominator is infinite. The least common denominator is 45.
The common denominator of 15 and 9 is 45.
It is 45.
To simplify 30 over 45, you need to find the greatest common factor of the numerator (30) and the denominator (45), which is 15. Divide both the numerator and denominator by 15 to get the simplified fraction. Therefore, 30 over 45 simplifies to 2 over 3.
It is 45*31 = 1395.
It is 45 which is also the LCM
3
The greatest common denominator of any set of denominators is infinite.The GCF of 36 and 45 is 9.
There are infinitely many common denominators and so it makes no sense to ask about the common denominator. For example, 45000 is a common denominator.