Adding Mixed Numbers (Like and Unlike Denominators)

Front

What is a mixed number?

Back

A mixed number is a number that consists of a whole number and a fraction, such as 3 1/2.

Tags

CCSS.3.NF.A.3C

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.

Tags

CCSS.3.NF.A.3C

Front

How do you add mixed numbers with like denominators?

Back

To add mixed numbers with like denominators, add the whole numbers together and then add the fractions. For example, 2 1/4 + 3 1/4 = 5 2/4 = 5 1/2.

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

How do you add mixed numbers with unlike denominators?

Back

To add mixed numbers with unlike denominators, first find a common denominator, convert the fractions, then add the whole numbers and fractions separately.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

What is a common denominator?

Back

A common denominator is a shared multiple of the denominators of two or more fractions, used to add or subtract them.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

What is the first step in adding mixed numbers?

Back

The first step is to separate the whole numbers from the fractions.

Tags

CCSS.7.NS.A.1C

Front

What is the sum of 1 2/3 and 2 1/4?

Back

The sum is 4 1/12.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

What is the difference between a proper fraction and an improper fraction?

Back

A proper fraction has a numerator less than the denominator, while an improper fraction has a numerator greater than or equal to the denominator.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What is an equivalent fraction?

Back

An equivalent fraction is a fraction that represents the same value as another fraction, such as 1/2 and 2/4.

Tags

CCSS.3.NF.A.3A

CCSS.3.NF.A.3B

CCSS.4.NF.A.1

Front

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

Back

To convert an improper fraction to a mixed number, divide the numerator by the denominator. The quotient is the whole number, and the remainder is the new numerator.