The common denominator is 30. There are others, but 30 is the LCD.
The greatest common denominator is infinite. The least common denominator is 45.
The common denominator of 15 and 9 is 45.
It is 45*31 = 1395.
The lowest common denominator of 30 and 42 is 210.
LCD(30, 45) = 90
15
135 is the lowest common denominator of numbers 27 and 45.
The common denominator is 30. There are others, but 30 is the LCD.
The greatest common denominator is infinite. The least common denominator is 45.
The common denominator of 15 and 9 is 45.
It is 45.
It is 45 which is also the LCM
It is 45*31 = 1395.
The lowest common denominator of 30 and 42 is 210.
A common denominator of 20 and 30 is 600. This is NOT the least common denominator, though.
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