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Q: What are the reasons for finding the LCM?

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It's finding the least common multiple between two or more numbers.

Example: 30 and 42Factor them.2 x 3 x 5 = 302 x 3 x 7 = 42Combine the factors, eliminating duplicates.2 x 3 x 5 x 7 = 210, the LCM

The LCM of these numbers is 594. LCM is Least Common Multiple.

48The LCM is: 48

The LCM is 21.

Related questions

Finding the LCM will make adding and subtracting fractions easier.

The least common denominator (LCD) is the least common multiple (LCM) of the denominators.

Yes, if the the number you are finding the LCM of is 1. But usually, LCM involves two or more numbers. While finding the LCM of one number is uncommon and technically an incorrect practice, it is possible.

The LCM of one number is itself. Finding the LCM requires two or more numbers.

The LCM of one number is itself. Finding the LCM requires two or more numbers.

Finding the LCM requires two or more numbers. The LCM of a single number is itself.

The LCM of one number is itself. Finding the LCM involves two or more numbers.

Finding the LCM will help you add and subtract fractions. Finding the GCF will help you reduce fractions.

No.

The LCM of a single number is itself. Finding the LCM requires two or more numbers to solve.

Gcf you use when you are finding the greatest factor for the numbers. Lcm you use when you are finding the smallest multiple in the numbers factors

The function of the numbers in question. For the LCM, you are finding a whole number. For the LCD, you are finding a denominator. The process is the same.

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