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Q: What is the least common denominator for 11 13 and 15?

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121

The least common denominator of 13 and 52 is52

A common denominator, though the least, is 260.

There is none because the Least Common Denominator (or LCD) is the Least Common Multiple (LCM) of the denominators of a pair of fractions.

There is none because the Least Common Denominator (or LCD) is the Least Common Multiple (LCM) of the denominators of a pair of fractions.

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121

The least common denominator of 3 and 13 is 39.

The least common denominator of 13 and 52 is52

A common denominator, though the least, is 260.

Least common multiple is 429 39 = 3 x 13 33 = 3 x 11 Thus the LCM is 3 x 11 x 13 = 429

There is none because the Least Common Denominator (or LCD) is the Least Common Multiple (LCM) of the denominators of a pair of fractions.

130

It is: 728

It is not possible to give a sensible answer to this question. The least common denominator (LCD) refers to a multiple that is COMMON to two or more numbers. You have only one number in the question!

Lcd(13, 37) = 481