Fraction Operations

Front

What is a fraction?

Back

A fraction is a way to show a part of a whole. It has a top number (numerator) and a bottom number (denominator).

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What does the numerator in a fraction represent?

Back

The numerator is the top number in a fraction. It shows how many parts we have.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What does the denominator in a fraction represent?

Back

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

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

How do you add fractions with the same denominator?

Back

You add the numerators together and keep the same denominator.

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

How do you subtract fractions with the same denominator?

Back

You subtract the numerators and keep the same denominator.

Tags

CCSS.4.NF.B.3C

CCSS.4.NF.B.3D

Front

What is the first step to add fractions with different denominators?

Back

Find a common denominator for both fractions.

Tags

CCSS.5.NF.A.1

CCSS.5.NF.A.2

Front

What is a common denominator?

Back

A common denominator is a number that both denominators can divide into evenly.

Front

How do you multiply fractions?

Back

You multiply the numerators together and the denominators together.

Tags

CCSS.5.NF.B.6

Front

What is the result of multiplying a fraction by a whole number?

Back

You multiply the numerator of the fraction by the whole number.

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C

Front

How do you divide fractions?

Back

You multiply by the reciprocal of the second fraction.

Tags

CCSS.6.NS.A.1