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Q: How are lcm's used in adding or subtracting fractions?

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It helps with the adding and subtracting of fractions.

When adding and subtracting unlike fractions, find the LCM of the denominators and convert them to it. In this case, it's called the least common denominator, but it's the same process.

When adding or subtracting fractions with different denominators the LCD is found with the LCM.

When reducing fractions to their lowest terms the HCF is used When adding or subtracting fractions with different denominators the LCM is used

When adding or subtracting unlike fractions, the LCM process is used to find the least common denominator.

Related questions

It helps with the adding and subtracting of fractions.

When adding and subtracting unlike fractions, find the LCM of the denominators and convert them to it. In this case, it's called the least common denominator, but it's the same process.

When adding or subtracting fractions with different denominators the LCD is found with the LCM.

When adding or subtracting unlike fractions, the LCM process is used to find the least common denominator.

Anything having to do with adding or subtracting unlike fractions.

A calculator is used for adding, subtracting, dividing, multiplying, decimals, or fractions and is also used for a lot of other uses too.

When reducing fractions to their lowest terms the HCF is used When adding or subtracting fractions with different denominators the LCM is used

When adding or subtracting unlike fractions, the LCM process is used to find the least common denominator.

Used for adding dissimilar fractions

GCF is used for factoring terms, possibly in solving equations. LCM is used to find a common denominator when adding or subtracting fractions.

When adding or subtracting fractions with different denominators then the least common multiple amongst them is needed to find the lowest common denominator.

Yes.

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