# Quick Answer: What Is Least Common Denominator In Math?

## Is the LCM of 4 and 9?

Answer: LCM of 4 and 9 is 36.

## What is the LCD of 12 and 9?

Your common denominator would be 36. Another way to find this would be to multiply each fraction by the other fractions denominator.

## What is the LCD of 1 3 and 2 7?

Therefore, the least common denominator ( LCD ) is 21.

## What is the LCM of 3 9?

Answer: LCM of 3 and 9 is 9.

## What is the LCM of 15 and 20?

Answer: LCM of 15 and 20 is 60.

## Whats the LCM of 5 7 and 10?

In this case, using 5, 7, and 10. The smallest common multiple of each would be 70.

## What is the LCM of 21 24 and 36?

The least common multiple is the product of all factors in the greatest number of their occurrence. The least common multiple of 21, 24 and 36 is 504.

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## What is the LCM of 24 and 30?

Answer: LCM of 24 and 30 is 90.

## What is the LCM of 24 36 and 40?

Answer: LCM of (24, 36, 40) = 360 And the LCM is the smallest or least positive integer that is divisible by both a and b.

## What does 9 and 12 both go into?

The greatest common factor is the largest number that two numbers can both be divided by to yield a whole number. 93=3 and 123=4. By making factor trees you can identify the largest common factors of two numbers. 9=3⋅3 and 12=2⋅2⋅3, in this case the only common factor is 3 and therefore the greatest.

## What is the LCD of 7 and 9?

63 is the least common multiple of 7 and 9.

## What is the GCF of 12 and 9?

The biggest common factor number is the GCF number. So the greatest common factor 9 and 12 is 3.