Dividing Fractions with Whole Numbers

Front

What is the process for dividing a fraction by a whole number?

Back

To divide a fraction by a whole number, multiply the denominator of the fraction by the whole number. For example, to divide 1/4 by 2, you calculate 1/(4*2) = 1/8.

Front

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

Back

To convert a mixed number to an improper fraction, multiply the whole number by the denominator, add the numerator, and place that result over the original denominator. For example, 2 1/3 becomes (2*3 + 1)/3 = 7/3.

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

How do you divide fractions?

Back

To divide fractions, multiply the first fraction by the reciprocal of the second fraction. For example, to divide 1/2 by 3/4, calculate 1/2 * 4/3 = 4/6 = 2/3.

Front

What is the value of 1/4 ÷ 7?

Back

The value of 1/4 ÷ 7 is 1/28.

Front

If you have 9 feet of string and need 1/3 foot for each bracelet, how many bracelets can you make?

Back

You can make 27 bracelets.

Front

What is the result of 4 ÷ 1/2?

Back

The result of 4 ÷ 1/2 is 8.

Front

How do you find the time spent on each chore if you have 1/2 hour for 3 chores?

Back

To find the time spent on each chore, divide 1/2 hour by 3, which equals 1/6 hour per chore.

Front

What is the first step in solving a division problem involving fractions?

Back

The first step is to identify the fractions involved and determine if you need to convert any mixed numbers to improper fractions.

Front

What does it mean to divide by a fraction?

Back

Dividing by a fraction means multiplying by its reciprocal.