Question

find LCM 15, 30, 90 ,and 45​

Answer 1

Answer:

90

Step-by-step explanation:      

15[15,30,45,90

3 [1,2,3,6

2 [1,2,1,2

  [1,1,1,1

15*3*2=90

LCM OF 15 30 45 AND 90 IS 90

Answer 2

Answer:

The least common multiple 90 is a product of common & odd prime factors between the integers which is divisible by each one an integer of this same group. The step by step work for LCM of 15, 30 and 45 may useful to understand how to find LCM for two or three numbers.