Question

find the lcm of 12 28 40​

Answer 1

Step-by-step explanation:

LCM(12,28,40)

Least Common Multiple is :

840

Calculate Least Common Multiple for :

12, 28 and 40

Factorize of the above numbers :

12 = 22 • 3

28 = 22 • 7

40 = 23 • 5

Build a prime factors table

Number of times each prime factor

appears in the factorization of :

Prime

Factor Number

12 Number

28 Number

40 L.C.M

(max)

2 2 2 3 3

3 1 0 0 1

5 0 0 1 1

7 0 1 0 1

LCM = 23 • 3 • 5 • 7

Least Common Multiple is :

840 hope its helpful.plz follow me . thankyou

Answer 2

Answer:

840 is the lcm of 12,28,40