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Do you use the Least Common Multiple when subtracting fractions?
Yes.
How you use the least common multiple?
When adding or subtracting unlike fractions, the LCM process is used to find the least common denominator.
What is the least common multiple of 840 and 1400?
The least common multiple (LCM) is often also called the lowest common multiple or smallest common multiple. Keep in mind that these different terms all refer to the same thing: the smallest positive integer which is a multiple of two or more numbers.The least common multiple of 1050 and 1400 is 4200.
What is the greatest common multiple of 20 and 12?
The greatest common multiple is infinite and not very practical. The GCF is 4. The LCM is 60.
What is the LCM or least common multiple?
Probably the most common use is in adding fractions with different denominators. The least common multiple of the denominators is the least common denominator. Each fraction can be converted to one with the common denominator, and then you can add the fractions by adding their numerators.
