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

What does the fraction bar represent?

Back

division

Front

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

Back

By finding the least common multiple.

Front

What is a fraction?

Back

A fraction represents a part of a whole.

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 a common denominator.

Front

If you have the fractions 1/4 and 1/6, what is the common denominator?

Back

12

Front

How do you convert fractions to have a common denominator?

Back

Multiply the numerator and denominator by the same number.

Front

What is the sum of 1/4 and 1/6?

Back

5/12