Question

what is the LCM of 21, 27 and 36?​

Answer 1

Answer:

LCM(18,27,36)

Least Common Multiple is :

108

Calculate Least Common Multiple for :

18, 27 and 36

Factorize of the above numbers :

18 = 2 • 3 2

27 = 3 3

36 = 2 2 • 3 2

Build a prime factors table

Number of times each prime factor

appears in the factorization of :

Prime

Factor Number

18 Number

27 Number

36 L.C.M

(max)

2 1 0 2 2

3 2 3 2 3

LCM = 2 2 • 3 3

Least Common Multiple is :

108

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Answer 2

Hey mate❤

LCM

(1) 21= 3×7

(2)27=3×3×3

(3)36=3×3×4

So,

LCM of 21,27,36 will be

= 3×3×3×4×7

= 9×84

= 756

Hopes its helps u

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