Question

find the Lcm of 60,90,120 to by division method​

Answer 1

Answer:

360

Step-by-step explanation:

Least Common Multiple is :

360

Calculate Least Common Multiple for :

60, 90 and 120

Factorize of the above numbers :

60 = 22 • 3 • 5

90 = 2 • 32 • 5

120 = 23 • 3 • 5

Build a prime factors table

Number of times each prime factor

appears in the factorization of :

Prime

Factor Number

60 Number

90 Number

120 L.C.M

(max)

2 2 1 3 3

3 1 2 1 2

5 1 1 1 1

LCM = 23 • 32 • 5

Least Common Multiple is :

360

Answer 2

L.C.M of 25,90,120 L.C.M