Adding and Subtracting Fractions with Common 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

How do you add fractions with the same denominator?

Back

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

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 easily.

Front

Back

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

How do you subtract fractions with the same denominator?

Back

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

What does the numerator represent in a fraction?

Back

The numerator represents the number of parts being considered out of the total parts represented by the denominator.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What does the denominator represent in a fraction?

Back

The denominator represents the total number of equal parts into which the whole is divided.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

Back

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

Back

Tags

CCSS.7.NS.A.1C

Front

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

Back

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

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2