Adding and Subtracting Fractions with Unlike Denominators

Front

The bottom number of a fraction is called the ______________

Back

denominator

Front

The top number of a fraction is called the _________________

Back

numerator

Front

How do you find the common denominator when adding fractions with unlike denominators?

Back

By finding the least common multiple

Front

What does the fraction bar represent?

Back

division

Front

What is a fraction?

Back

A way to represent a part of a whole.

Front

What is an unlike denominator?

Back

Denominators that are not the same.

Front

What is a common denominator?

Back

A shared multiple of the denominators of two or more fractions.

Front

How do you add fractions with unlike denominators?

Back

Find a common denominator, convert the fractions, then add.

Front

What is the least common multiple (LCM)?

Back

The smallest multiple that two or more numbers share.

Front

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

Back

Find the least common multiple of the denominators.