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15-03-2020
Mathematics

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How do you use the LCM (least common multiple) to write two or more fractions with a common denominator?

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15-03-2020

E.g. 1/4 and 1/3
The LCM of the denominators (4 and 3) is 12
So 1/4 can be written as 3/12
And 1/3 can be written as 4/12
You can then add the fractions if you wish to make 7/12

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