Question

What is the least common denominator of 3/7 and 1/9

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Answer 1

63

Explanation:

Rewriting input as fractions if necessary:

3/7, 1/9

For the denominators (7, 9) the least common multiple (LCM) is 63.

LCM(7, 9)

Therefore, the least common denominator (LCD) is 63.