how to solve the LCM of 18 27 and 36
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Method 1: LCM of 18, 36 and 27 using List of Multiples Method
Follow the steps mentioned below to find the LCM of 18, 36 and 27 using List of Multiples Method.
Step 1: Write the multiples of all three numbers.
Step 2: Spot the ones which are common to the list of multiples of 3 numbers.
Step 3: Take the one which is the smallest among the common ones as the LCM.
Method 2: LCM of 18, 36, and 27 by Prime Factorization
Here, we write each number in prime factored form. Then, take the product of all factors in their highest power.
Prime Factorisation of 18: 2 × 32
Prime Factorisation of 36: 22 × 32
Prime Factorisation of 27: 33
LCM of 18, 36 and 27: 22 × 33 = 108
Therefore, LCM of 18, 36 and 27 is 108
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