Question

Find the LCM of 5, 15, 45, 125 and 225.
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Answer 1

welcome to the concept of the LCM.

the LCM of 5,15,45,125,and225

= 1125.

Answer 2

LCM of 5, 15, 45, 125 and 225 is 1125.

Step-by-step explanation:

To find : LCM of 5, 15, 45, 125 and 225 ?

Solution :

Divide the numbers by the smallest prime factor,

5 | 5  15  45  125  225

5 | 1    3    9    25   45

5 | 1    3    9     5      9

3 | 1    3    9      1      9

3 | 1    1     3      1      3

  | 1    1      1      1      1

$LCM(5, 15, 45, 125,225)=5\times 5\times 5\times 3\times 3$

$LCM(5, 15, 45, 125,225)=1125$

Therefore,  LCM of 5, 15, 45, 125 and 225 is 1125.

#Learn more

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