42
210
First, find the greatest common factor (GCF). 18 factors to [2 3 3] 42 factors to [2 3 7] Common factors [2 3] GCF = 6 Now, multiply them together and divide by the GCF to get the LCM. 18 * 42 / 6 = 126 ■
The least common multiple (LCM) refers to a multiple that is COMMON to two or more numbers. You have only one number in the question! The least multiple of a number is itself.
The greatest common denominator of any set of denominators is infinite.
least common denominator of 26 42 and 28 is 1092.
least common denominator of 36 42 and 28 is 252.
The least common denominator is 1. The greatest common denominator is 2. The least common multiple is 1,218.
42
42
84
42
332
210
84
210
The least common denominator of 36 and 42 is 252