Fractions: equal parts of a whole

Front

What is a fraction?

Back

A fraction represents a part of a whole. It is written as two numbers separated by a line, like 1/2.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What does the top number in a fraction represent?

Back

The top number is called the numerator. It shows how many parts we have.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What does the bottom number in a fraction represent?

Back

The bottom number is called the denominator. It shows how many equal parts the whole is divided into.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What is an equivalent fraction?

Back

Equivalent fractions are different fractions that represent the same part of a whole, like 1/2 and 2/4.

Tags

CCSS.3.NF.A.3A

CCSS.3.NF.A.3B

CCSS.4.NF.A.1

Front

How do you find a fraction of a shape?

Back

To find a fraction of a shape, count the number of shaded parts and divide by the total number of equal parts.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2A

Front

What is a whole number?

Back

A whole number is a number without fractions or decimals, like 1, 2, or 3.

Front

What is a mixed number?

Back

A mixed number is a whole number combined with a fraction, like 1 1/2.

Tags

CCSS.3.NF.A.3C

Front

What is a proper fraction?

Back

A proper fraction is a fraction where the numerator is less than the denominator, like 3/4.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What is an improper fraction?

Back

An improper fraction is a fraction where the numerator is greater than or equal to the denominator, like 5/4.

Tags

CCSS.3.NF.A.3C

Front

What does it mean for fractions to be in simplest form?

Back

Fractions are in simplest form when the numerator and denominator have no common factors other than 1.