The common factors of 36 and 42 are 1, 2, 3 and 6
36: 1, 2, 3, 4, 6, 9, 12, 18, 36
42:1, 2, 3, 6, 7, 14, 21, 42
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The common (note term) factors of 42 and 36 are 1,2,3, and 6.
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 ■
factor of 36- 1,2,3,4,6,9,12,18,36 factor of 42- 1,2,3,6,7,14,21,42
The LCM of 36 and 42 is 252.
The Least Common Multiple (LCM) for 42 36 24 is 504.