Add and Subtract Unlike Fractions

Front

What is an unlike fraction?

Back

Unlike fractions are fractions that have different denominators.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

How do you find the Least Common Denominator (LCD) of two fractions?

Back

To find the LCD, determine the least common multiple (LCM) of the denominators.

Front

What is the first step in adding or subtracting unlike fractions?

Back

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

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

What is the formula for adding fractions?

Back

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

What is the formula for subtracting fractions?

Back

Tags

CCSS.7.NS.A.1C

Front

Back

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

Back

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

How do you simplify a fraction?

Back

To simplify a fraction, divide the numerator and denominator by their greatest common factor (GCF).

Front

Back

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2