Dividing Unit Fractions by Whole Numbers

Front

What is a unit fraction?

Back

A unit fraction is a fraction where the numerator is 1 and the denominator is a positive integer, such as 1/2, 1/3, or 1/4.

Front

How do you divide a unit fraction by a whole number?

Back

To divide a unit fraction by a whole number, multiply the denominator of the fraction by the whole number. For example, 1/3 ÷ 2 = 1/(3×2) = 1/6.

Front

What is the result of 1/4 ÷ 2?

Back

1/4 ÷ 2 = 1/(4×2) = 1/8.

Front

If you have 1/2 of a pizza and share it with 2 friends, how much does each person get?

Back

1/2 ÷ 3 = 1/(2×3) = 1/6 of the pizza.

Front

What does it mean to share a fraction equally?

Back

Sharing a fraction equally means dividing that fraction into equal parts among a certain number of people or groups.

Front

What is the answer to 1/3 ÷ 4?

Back

1/3 ÷ 4 = 1/(3×4) = 1/12.

Front

How much of a bag of cat food does each cat get if 1/4 of a bag is shared by 9 cats?

Back

1/4 ÷ 9 = 1/(4×9) = 1/36 of the bag.

Front

What is the formula for dividing fractions?

Back

To divide fractions, multiply the first fraction by the reciprocal of the second fraction.

Front

What is the reciprocal of 1/6?

Back

The reciprocal of 1/6 is 6/1 or simply 6.

Front

If you have 1/6 of a ton and split it into 4 trips, how much is in each trip?

Back

1/6 ÷ 4 = 1/(6×4) = 1/24 of a ton.