Dividing Fractions

Front

What is dividing fractions?

Back

Dividing fractions means finding out how many times one fraction fits into another. It can be done by multiplying the first fraction by the reciprocal of the second 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 1/3 is 3/1.

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. For example, 7 ÷ 1/3 = 7 × 3/1 = 21.

Front

What is the result of 7 ÷ 1/5?

Back

35

Front

If a carpenter needs 1/2 of a box of caulk for 4 cupboards, how much does he need for 1 cupboard?

Back

1/8 of a box of caulk.

Front

How do you find the fraction of a whole when sharing equally?

Back

To find the fraction each person gets, divide the total amount by the number of people. For example, 5 candy bars shared by 8 girls means each girl gets 5/8 of a candy bar.

Front

What is the result of 6 ÷ 1/4?

Back

24

Front

What does it mean to share equally?

Back

Sharing equally means dividing something into equal parts so that everyone gets the same amount.

Front

What is the formula for dividing fractions?

Back

The formula is: a ÷ b/c = a × c/b, where a is the whole number, b is the numerator, and c is the denominator.

Front

What is an example of a story problem involving dividing fractions?

Back

If there are 7 cups of trail mix and each cup is divided into 1/3 cup portions, how many portions can be made? (Answer: 21 portions)