Question

LCM of 40,75,120

please explain using the common division method
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Answer 1

Answer:

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Step-by-step explanation:

5|40 75 120

3| 8 15 24

2| 8 5 8

2| 4 5 4

2| 2 5 2

5| 1 5 1

| 1 1 1

Answer 2

Solution :-

Finding the LCM of 40,75,120 using the common division method we get :-

2| 40 - 75 - 120

2| 20 - 75 - 60

2| 10 - 75 - 30

3| 5 - 75 - 15

5| 5 - 25 - 5

5| 1 - 5 - 1

1 - 1 - 1

So,

→ LCM = Product of prime factors = 2 * 2 * 2 * 3 * 5 * 5 = 600 (Ans.)

Hence, the LCM of 40, 75 and 120 will be 600 .

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