167k views
1 vote
Find the LCM of 36 45 63 and 80​

1 Answer

3 votes

36 = 2*2*3*3

45 = 5*7

63 = 3*3*7

80 = 2*2*2*2*5

Then take each unique factor (2, 3, 5, and 7) and raise each the greatest power it has in any of the input numbers (2^4, 3^2, 5^1, 7^1) and multiply them, and that is your answer.

2*2*2*2*3*3*5*7 = 5040

User David Hagan
by
7.0k points