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 are unlike denominators?

Back

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

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, allowing them to be added or subtracted.

Front

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

Back

The first step is to find the least common denominator (LCD) of the fractions.

Front

How do you find the least common denominator (LCD)?

Back

To find the LCD, list the multiples of each denominator and identify the smallest multiple that is common to all.

Front

What is the process of converting fractions to have a common denominator?

Back

To convert fractions, multiply the numerator and denominator of each fraction by the same number so that both fractions have the common denominator.

Front

What is the result of adding 3/8 and 2/4?

Back

The result is 7/8 after converting 2/4 to 4/8 and adding the numerators.

Front

What is an improper fraction?

Back

An improper fraction is a fraction where the numerator is greater than or equal to the denominator.

Front

What is a mixed number?

Back

A mixed number is a whole number combined with a proper fraction, such as 1 7/12.