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, 1/2 means 1 divided by 2.

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.

Front

If a rope is cut into equal pieces, how do you find the length of each piece?

Back

Divide the total length of the rope by the number of pieces.

Tags

CCSS.3.OA.A.2

Front

What is the result of dividing 16 by 7?

Back

The result is approximately 2.29, which means each piece is between 2 and 3 feet.

Tags

CCSS.3.OA.A.3

Front

How do you find out how much each person gets when sharing a total amount?

Back

Divide the total amount by the number of people sharing it.

Tags

CCSS.3.OA.A.2

Front

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

Back

Each person gets 3/7 gallons.

Tags

CCSS.5.NF.B.3