Adding and Subtracting Mixed Fractions

Front

What is a mixed fraction?

Back

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

Front

How do you add mixed fractions?

Back

To add mixed fractions, first add the whole numbers, then add the fractions, and simplify if necessary.

Front

How do you subtract mixed fractions?

Back

To subtract mixed fractions, first subtract the whole numbers, then subtract the fractions, and simplify if necessary.

Front

What is the first step in solving a problem with mixed fractions?

Back

Convert any improper fractions to mixed fractions if necessary.

Front

What is an improper fraction?

Back

An improper fraction is a fraction where the numerator is greater than or equal to the denominator, such as 9/4.

Front

How do you convert a mixed fraction to an improper fraction?

Back

Multiply the whole number by the denominator, add the numerator, and place that over the original denominator.

Front

What is the simplest form of a fraction?

Back

The simplest form of a fraction is when the numerator and denominator have no common factors other than 1.

Front

What is the least common denominator (LCD)?

Back

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

Front

How do you find the least common denominator?

Back

List the multiples of each denominator and find the smallest multiple that appears in both lists.

Front

What is the process of simplifying a fraction?

Back

To simplify a fraction, divide the numerator and denominator by their greatest common factor.