How to find the Lowest Common Multiple (LCM) #6

How to find the Lowest Common Multiple (LCM) #6

Assessment

Interactive Video

Mathematics

6th - 8th Grade

Hard

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The video tutorial explains how to find the Least Common Multiple (LCM) of numbers using two methods: listing multiples and prime factorization. It provides examples for both methods, demonstrating the process step-by-step. The tutorial emphasizes the importance of finding the smallest common multiple and warns against shortcuts that may lead to incorrect results. It encourages practice to understand the concept better.

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3 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the LCM of 5 and 8 based on the listing method?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

How do you find the LCM using prime factors?

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3.

OPEN ENDED QUESTION

3 mins • 1 pt

Calculate the LCM of 132 and 420 using the prime factor method.

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