LCM( 54, 22 ) = 594
Write down multiples of each number until you find the first common multiple:
The multipliers of 54 are: 54, 108, 162, 216, 270, 324, 378, 432, 486, 540, 594, 648, . . .
The multipliers of 22 are: 22, 44, 66, 88, 110, 132, 154, 176, 198, 220, 242, 264, 286, 308, 330, 352, 374, 396, 418, 440, 462, 484, 506, 528, 550, 572, 594, 616, . . .
We can see that:
LCM( 54, 22 ) = 594
This solution can be visualized using a Venn diagram.
The LCM is equal to the product of all the numbers on the diagram.