NF.1 Adding Fractions with Unlike Denominators

Front

What is a fraction?

Back

A fraction represents a part of a whole and is written as 'a/b', where 'a' is the numerator (the number of parts) and 'b' is the denominator (the total number of equal parts).

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What does it mean to have unlike denominators?

Back

Unlike denominators are denominators that are not the same. For example, in the fractions 1/4 and 1/3, the denominators 4 and 3 are unlike.

Tags

CCSS.4.NF.A.2

Front

How do you find a common denominator for two fractions?

Back

To find a common denominator, identify the least common multiple (LCM) of the denominators. For example, for 2/3 and 3/4, the LCM of 3 and 4 is 12.

Front

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

Back

The first step is to find a common denominator for the fractions.

Tags

CCSS.7.NS.A.1C

Front

How do you convert fractions to have a common denominator?

Back

Multiply the numerator and denominator of each fraction by the necessary factor to make the denominators equal.

Front

Back

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

What is the process for adding mixed numbers?

Back

First, add the whole numbers together, then add the fractions. If the fraction sum is improper, convert it to a mixed number.

Tags

CCSS.7.NS.A.1C

Front

Back

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

Back

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

What is a proper fraction?

Back

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B