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Least common denominator of 21 and 28?

Updated: 9/17/2023

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∙ 11y ago

Best Answer

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

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∙ 11y ago

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What is the least common denominator of 28 and 77?

7

What is the least common denominator of 20 and 28?

LCD(20, 28) = 140

What is the least common denominator of 28 21 15?

So with 3 fractions with denominators of 28 21 and 15: 28 = 7 x 4, 21 = 7 x 3, and 15 = 5 x 3. 28 and 21 have 7 in common; 21 and 15 have 3 in common, so those factors are used once: 7 x 4 x 3 x 5 = 420

What is the least common denominator of 14 7 and 3?

84/14 = 6 84/7 = 12 84/3 = 28 Hence 84 is the least common denominator

What is the least common denominator for 28?

There is none because the Least Common Denominator (or LCD) is the Least Common Multiple (LCM) of the denominators of two or more fractions. Even if you converted your numbers (x) to their fraction equivalents (x/1), the LCD will always be 1.

Related questions

What is the least common denominator of 26 42 and 28?

least common denominator of 26 42 and 28 is 1092.

What is the least common denominator of 36 42 and 28?

least common denominator of 36 42 and 28 is 252.

What is the least common denominator of 4 7 14?

The common denominator is 28.

What is the least common denominator of 28 and 37?

The Least Common Multiple of 28 and 37 is 1036.

What is the least common denominator for 32 and 28?

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

What is the least common denominator of 4 and 7?

28

Least common denominator for 7 and 4?

28

What is the least common denominator for 28 and 76?

532

What is the least common denominator of 28 and 77?

7

What is the least common denominator of 28 and 42?

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

What is the least common denominator for 28 and 2?

The answer is 28, because 2 can go into 28.

What is the least common denominator of 28 and 312?

The LCD of 28 and 312 is 2184

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