Dividing Fractions

Front

What is a fraction?

Back

A fraction represents a part of a whole and is written as 'a/b', where 'a' is the numerator (the number of parts) and 'b' is the denominator (the total number of equal parts).

Front

How do you divide fractions?

Back

To divide fractions, multiply the first fraction by the reciprocal of the second fraction. The reciprocal of a fraction 'a/b' is 'b/a'.

Front

What is the reciprocal of 1/4?

Back

The reciprocal of 1/4 is 4/1 or simply 4.

Front

If you have 1/2 and you divide it by 1/4, what do you get?

Back

1/2 ÷ 1/4 = 1/2 × 4/1 = 2.

Front

What does it mean to share equally?

Back

To share equally means to divide something into equal parts so that each person or group receives the same amount.

Front

How much is 1/12 divided by 4?

Back

1/12 ÷ 4 = 1/12 × 1/4 = 1/48.

Front

If a box contains 12 cups of cereal and each serving is 1/2 cup, how many servings are there?

Back

12 cups ÷ 1/2 cup = 12 × 2 = 24 servings.

Front

What is the weight of each portion if 1/4 pound of meat is divided into 4 equal parts?

Back

1/4 pound ÷ 4 = 1/4 × 1/4 = 1/16 pound.

Front

How do you convert a whole number into a fraction?

Back

A whole number can be converted into a fraction by placing it over 1. For example, 5 becomes 5/1.

Front

What is 7 whole pizzas divided among 5 people?

Back

7 pizzas ÷ 5 people = 7/5 pizzas per person.