Common Denominators

Front

What is a common denominator?

Back

A common denominator is a number that can be used as a denominator for two or more fractions, allowing them to be added or compared.

Front

What is the least common denominator (LCD)?

Back

The least common denominator is the smallest number that is a common denominator for two or more fractions.

Front

How do you find a common denominator for 1/2 and 3/4?

Back

The common denominator for 1/2 and 3/4 is 4.

Front

What is the common denominator for 1/3 and 2/5?

Back

The common denominator for 1/3 and 2/5 is 15.

Front

What is the first step in adding fractions with unlike denominators?

Back

The first step is to find a common denominator.

Front

Which fraction is equivalent to 3/4 with a denominator of 12?

Back

9/12 is equivalent to 3/4 with a denominator of 12.

Front

Can 15 be a common denominator for 1/3, 2/5, and 3/10?

Back

No, 15 cannot be a common denominator for these fractions.

Front

What do you do after finding a common denominator?

Back

After finding a common denominator, you can convert the fractions and then add them.

Front

What is an example of a common denominator for 1/4 and 1/6?

Back

An example of a common denominator for 1/4 and 1/6 is 12.

Front

Why is it important to find a common denominator?

Back

Finding a common denominator is important because it allows you to add or compare fractions accurately.