How do you find the LCM of 9 36 64?

Answer 1

Factor them.

3 x 3 = 9

2 x 2 x 3 x 3 = 9

2 x 2 x 2 x 2 x 2 x 2 = 64

Combine the factors, eliminating duplicates.

2 x 2 x 2 x 2 x 2 x 2 x 3 x 3 = 576, the LCM