Fractions as Division

Front

What is a fraction?

Back

A fraction represents a part of a whole, expressed as a numerator (top number) over a denominator (bottom number).

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

How can fractions be used to represent division?

Back

Fractions can represent division by showing how many parts of a whole are being considered. For example, 3/4 means 3 parts out of 4 equal parts.

Tags

CCSS.5.NF.B.3

Front

What does the numerator in a fraction represent?

Back

The numerator represents the number of parts being considered.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

What does the denominator in a fraction represent?

Back

The denominator represents the total number of equal parts in the whole.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

How do you divide a whole number by a fraction?

Back

To divide a whole number by a fraction, multiply the whole number by the reciprocal of the fraction.

Front

What is the reciprocal of a fraction?

Back

The reciprocal of a fraction is obtained by flipping the numerator and denominator. For example, the reciprocal of 3/4 is 4/3.

Front

If 7 people share 3 gallons of punch, how much does each person get?

Back

Each person gets 3/7 gallons of punch.

Tags

CCSS.5.NF.B.3

Front

What fraction represents 4 out of 5 parts?

Back

The fraction 4/5 represents 4 parts out of a total of 5 parts.

Tags

CCSS.3.NF.A.1

CCSS.3.NF.A.2B

Front

If a relay team of 4 people runs 5 miles, how many miles does each person run?

Back

Each person runs 5/4 miles.

Tags

CCSS.5.NF.B.3

Front

If 12 flower pots each have 1/2 inch of soil, how much soil is used in total?

Back

A total of 6 inches of soil is used.

Tags

CCSS.4.NF.B.4B

CCSS.4.NF.B.4C