How do you find the LCM of 168 and 525?

Answer 1

Factor them.

2 x 2 x 2 x 3 x 7 = 168

3 x 5 x 5 x 7 = 525

Combine the factors, eliminating duplicates.

2 x 2 x 2 x 3 x 5 x 5 x 7 = 4200, the LCM