Question

Find the LCM 15,30,90​

Answer 1

Step-by-step explanation:

LCM of 15, 30, and 90 is the smallest number among all common multiples of 15, 30, and 90. The first few multiples of 15, 30, and 90 are (15, 30, 45, 60, 75 . . .), (30, 60, 90, 120, 150 . . .), and (90, 180, 270, 360, 450 . . .) respectively. There are 3 commonly used methods to find LCM of 15, 30, 90 - by division method, by prime factorization, and by listing multiples.

Answer 2

Step-by-step explanation:

3. |15,30,90

5 |5,10,30

2. |1,2,6

3. |1,1,3

|1,1,1

LCM Is 3×5×2= 30