Fraction Addition & Subtraction

Front

What is a fraction?

Back

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What is the numerator in a fraction?

Back

The numerator is the top number of a fraction that indicates how many parts are being considered.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What is the denominator in a fraction?

Back

The denominator is the bottom number of a fraction that indicates how many equal parts the whole is divided into.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What do you need to do before adding or subtracting fractions?

Back

You must have a common denominator for the fractions.

Tags

CCSS.7.NS.A.1C

Front

How do you find a common denominator?

Back

You can find a common denominator by determining the least common multiple (LCM) of the denominators.

Front

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

Back

Convert the fractions to equivalent fractions with a common denominator.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

What is the process to add fractions?

Back

Add the numerators together and keep the common denominator.

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

What is the process to subtract fractions?

Back

Subtract the numerators and keep the common denominator.

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

What is an equivalent fraction?

Back

Tags

CCSS.3.NF.A.3A

CCSS.3.NF.A.3B

CCSS.4.NF.A.1

Front

Back