3rd Grade Fractions

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 value, 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 add fractions with the same denominator?

Back

Add the numerators and keep the denominator the same. For example, 1/4 + 2/4 = 3/4.

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

How do you subtract fractions with the same denominator?

Back

Subtract the numerators and keep the denominator the same. For example, 3/4 - 1/4 = 2/4.

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

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

How do you convert an improper fraction to a mixed number?

Back

Divide the numerator by the denominator. The quotient is the whole number, and the remainder is the new numerator.

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