Add and Subtract Unlike Fractions

Front

What is an unlike fraction?

Back

Fractions that have different denominators.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What is a common denominator?

Back

A common denominator is a shared multiple of the denominators of two or more fractions.

Front

How do you add unlike fractions?

Back

Convert them to equivalent fractions with a common denominator, then add the numerators.

Tags

CCSS.7.NS.A.1C

Front

Back

12

Front

Back

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

Back

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

Back

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

Back

No, you cannot add unlike denominators.

Tags

CCSS.7.NS.A.1C

Front

What is an equivalent fraction?

Back

An equivalent fraction is a fraction that represents the same value as another fraction, even though the numerator and denominator are different.

Tags

CCSS.3.NF.A.3A

CCSS.3.NF.A.3B

CCSS.4.NF.A.1

Front

How do you simplify a fraction?

Back

Divide the numerator and denominator by their greatest common factor.