Adding and Subtracting Unlike Fractions EXIT TICKET

Front

What is a fraction?

Back

A fraction represents a part of a whole and consists of a numerator (top number) and a denominator (bottom number).

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What does it mean to add fractions?

Back

Adding fractions involves combining two or more fractions to find a total. When the denominators are different, you must find a common denominator first.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

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 a common denominator for 2/5 and 3/8?

Back

The least common multiple (LCM) of 5 and 8 is 40, so the common denominator is 40.

Front

What is the sum of 2/5 + 3/8?

Back

31/40.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

What does it mean to subtract fractions?

Back

Subtracting fractions involves taking one fraction away from another. Like addition, you need a common denominator if the fractions have different denominators.

Tags

CCSS.4.NF.B.3A

Front

What is the result of 5/6 - 2/9?

Back

11/18.

Tags

CCSS.7.NS.A.1C

Front

How do you subtract fractions with unlike denominators?

Back

First, find a common denominator, convert the fractions, and then subtract the numerators.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

What is the difference between 3/4 and 1/5?

Back

11/20.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

What is the result of 1/3 + 1/4?

Back

7/12.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2