Addition and Subtraction of Fractions

Front

What is a fraction?

Back

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What does it mean to add fractions?

Back

Adding fractions involves finding a common denominator and then combining the numerators.

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.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

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

Back

The least common denominator (LCD) is the smallest multiple that is common to the denominators of two or more fractions.

Front

Back

Tags

CCSS.4.NF.B.3A

Front

Back

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

Back

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

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

Back

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

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

Back

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2