Adding Fractions with Unlike Denominators

Front

What is a fraction?

Back

A fraction represents a part of a whole and consists of a numerator (top number) and a denominator (bottom number).

Front

What does it mean to have unlike denominators?

Back

Unlike denominators are denominators that are not the same in two or more fractions.

Front

How do you add fractions with unlike denominators?

Back

To add fractions with unlike denominators, first find a common denominator, convert the fractions, and then add the numerators.

Front

What is a common denominator?

Back

A common denominator is a shared multiple of the denominators of two or more fractions.

Front

What is the first step in adding 3/8 + 2/4?

Back

The first step is to find a common denominator, which in this case is 8.

Front

Convert 2/4 to a fraction with a denominator of 8.

Back

2/4 can be converted to 4/8.

Front

What is the sum of 3/8 + 4/8?

Back

The sum is 7/8.

Front

How do you convert 1/2 to a fraction with a denominator of 6?

Back

1/2 can be converted to 3/6.

Front

What is the sum of 2/6 + 3/6?

Back

The sum is 5/6.

Front

What is a mixed number?

Back

A mixed number is a whole number combined with a proper fraction, such as 1 1/2.