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## What is LCD in math?

The least common denominator ( LCD ) is the smallest number that can be a common denominator for a set of fractions. Also known as the lowest common denominator, it is the lowest number you can use in the denominator to create a set of equivalent fractions that all have the same denominator.

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

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

## What is the LCD of 4 and 3?

Least common multiple ( LCM ) of 3 and 4 is 12.

## What is the LCD of 9 and 12?

Your common denominator would be 36.

## What is the LCD of 7 and 3?

Least common multiple ( LCM ) of 3 and 7 is 21.

## What is the LCD of 8 and 3?

The least common multiple of 3 and 8 is 24.