Question

Fing the LCM of 54 and 81

Answer 1

The lcm of 54 and 81 is the smallest positive integer that divides the numbers 54 and 81 without a remainder. Spelled out, it is the least common multiple of 54 and 81

Answer 2

Explanation:

Factor of 54

`= 2 * 3 * 3 * 3`

Factor of 81

`= 3 * 3 * 3 * 3`

Now ...

Common factor = 3 × 3 × 3

= 27

LCM = common factor × remaining factors..

= 27 × 2 × 3

= 162