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Why is LCM useful?

Updated: 4/28/2022
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14y ago

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The lowest common multiple is useful in doing fraction addition. If you use any common multiple then you will need to do more reducing in the answers.

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Q: Why is LCM useful?
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Related questions

How is LCM useful to us?

LCM allows us to add and subtract fractions accurately.


Why do you find LCM and HCF?

When simplifying fractions it's useful to know what is the HCF of the numerator and denominator is. When adding or subtracting fractions with different denominators it's useful to know what the LCM of them is.


What are the areas of mathematics that make being able to determine the GCF and the LCM useful?

GCF and LCM will be most useful in algebra, but can be used in one fashion or another in all areas of mathematics.


When is it useful to find the LCM or Greatest common factor in a problem?

Find the GCF when you want to simplify a fraction. Find an LCM when you want to add and subtract fractions.


When is it useful to use GCF and LCM of two or more numbers to solve a problem?

i dont know


What is the least common multiple of 6 7 11?

That is called trying to find the LCM (Least Common Multiple). Answer: 462 A useful link for a LCM calculator is given in the "related links" section below.


Greatest Common factor of 24 And 40?

Answer: GCD=8 / LCM=120 A useful link for a GCD/LCM calculator is given below in the related links section.


When is it useful to find the LCM or GCF of two numbers to solve a problem?

When adding or subtracting fractions with different denominators and when reducing fractions to their lowest termsWhen adding or subtracting fractions with different denominators their lowest common multiple is needed and when reducing fractions to their lowest terms their greatest common factor is needed.


Why is it useful to find the product of prime factors?

Once you have the prime factorization, it is much easier to find the factors, the proper factors, the GCF and LCM.


What is the LCM of 14 what is the LCM of 21 what is the LCM of 35 what is the LCM of 70?

The LCM is: 210


Why is reviewing GCF LCM and prime factorization important for 6th grade math?

Reviewing GCF, LCM, and prime factorization in 6th grade math is important because it helps students develop essential foundational skills in number theory and problem-solving. These concepts are fundamental to understanding fractions, simplifying expressions, and solving word problems. Mastery of these topics also provides a solid basis for more advanced mathematical concepts in higher grades.


What is the LCM 25 10?

The LCM of these numbers is 50. LCM is Least Common Multiple.